303 Area Code

Area Code 303 Map

Area code 303 generally covers Denver in the U.S. State of Colorado.

Top cities in area code 303

City	Prefixes
Denver, CO	86%
Littleton, CO	3.6%
Longmont, CO	2.3%
Fort Lupton, CO	1.4%
Thornton, CO	1.4%
Golden, CO	1.3%
Brighton, CO	1.2%
Aurora, CO	0.5%
Keenesburg, CO	0.4%
Hudson, CO	0.3%

Top telephone carriers in area code 303

Carrier	Prefixes
Qwest	57.5%
Verizon	7.4%
Level 3 Communications	5.3%
New Cingular Wireless	4.5%
USA Mobility Wireless	4.4%
Sprint Spectrum	3.7%
Teleport Communications America	3.6%
Mcimetro Access Transmission Services	3.3%
Global Crossing Local Services	1.8%
T-Mobile	1.3%

Area code 303 has 779 prefixes

Prefix	Primary City	Usage	Carrier
303-200	Denver	Landline	Teleport Communications America
303-201	Denver	Wireless	USA Mobility Wireless
303-202	Denver	Landline	Qwest
303-203	Denver	Wireless	American Messaging Services
303-204	Denver	Wireless	Verizon
303-205	Denver	Landline	Qwest
303-206	Denver	Wireless	USA Mobility Wireless
303-207	Denver	Wireless	USA Mobility Wireless
303-208	Denver	Wireless	USA Mobility Wireless
303-209	Denver	Landline	Mcimetro Access Transmission Services
303-210	Denver	Wireless	Sprint Spectrum
303-212	Denver	Wireless	Selectpath Of Colorado
303-213	Denver	Wireless	USA Mobility Wireless
303-214	Denver	Landline	Mcimetro Access Transmission Services
303-215	Golden	Landline	Qwest
303-216	Golden	Landline	Qwest
303-217	Denver	Landline	Mcimetro Access Transmission Services
303-218	Denver	Landline	Mcimetro Access Transmission Services
303-219	Brighton	Landline	Mcimetro Access Transmission Services
303-220	Denver	Landline	Qwest
303-221	Denver	Landline	Qwest
303-222	Denver	Landline	Mcimetro Access Transmission Services
303-223	Denver	Landline	Global Crossing Local Services
303-224	Denver	Landline	Qwest
303-225	Denver	Landline	Global Crossing Local Services
303-226	Denver	Landline	Level 3 Communications
303-227	Denver	Landline	Qwest
303-228	Denver	Landline	Level 3 Communications
303-229	Denver	Wireless	Verizon
303-230	Denver	Wireless	USA Mobility Wireless
303-231	Denver	Landline	Qwest
303-232	Denver	Landline	Qwest
303-233	Denver	Landline	Qwest
303-234	Denver	Landline	Qwest
303-235	Denver	Landline	Qwest
303-236	Denver	Landline	Qwest
303-237	Denver	Landline	Qwest
303-238	Denver	Landline	Qwest
303-239	Denver	Landline	Qwest
303-240	Denver	Wireless	USA Mobility Wireless
303-241	Denver	Wireless	Verizon
303-242	Denver	Landline	Mcimetro Access Transmission Services
303-243	Denver	Wireless	N.e. Colorado Cellular
303-244	Denver	Landline	Qwest
303-245	Denver	Landline	Qwest
303-246	Denver	Wireless	Sprint Spectrum
303-247	Denver	Landline	Qwest
303-248	Denver	Landline	Teleport Communications America
303-249	Denver	Wireless	New Cingular Wireless
303-250	Denver	Wireless	New Cingular Wireless
303-251	Denver	Wireless	USA Mobility Wireless
303-252	Thornton	Landline	Qwest
303-253	Denver	Landline	Teleport Communications America
303-254	Thornton	Landline	Qwest
303-255	Thornton	Landline	Qwest
303-256	Denver	Landline	Teleport Communications America
303-257	Denver	Wireless	Sprint Spectrum
303-258	Denver	Landline	Qwest
303-259	Denver	Wireless	American Messaging Services
303-260	Denver	Landline	Qwest
303-261	Aurora	Landline	Qwest
303-262	Denver	Landline	Teleport Communications America
303-263	Denver	Wireless	Verizon
303-264	Denver	Landline	Teleport Communications America
303-265	Denver	Landline	Qwest
303-266	Denver	Wireless	USA Mobility Wireless
303-267	Denver	Landline	Qwest
303-268	Denver	Landline	Level 3 Communications
303-269	Denver	Landline	Qwest
303-270	Denver	Landline	Qwest
303-271	Golden	Landline	Qwest
303-272	Denver	Landline	Qwest
303-273	Golden	Landline	Qwest
303-274	Denver	Landline	Qwest
303-275	Denver	Landline	Qwest
303-276	Denver	Landline	Convergent Communications
303-277	Golden	Landline	Qwest
303-278	Golden	Landline	Qwest
303-279	Golden	Landline	Qwest
303-280	Thornton	Landline	Qwest
303-281	Denver	Landline	Qwest
303-282	Denver	Landline	Qwest
303-283	Denver	Landline	Qwest
303-284	Denver	Landline	Comcast Ip Phone
303-285	Denver	Landline	Icg Telecom Group
303-286	Denver	Landline	Qwest
303-287	Denver	Landline	Qwest
303-288	Denver	Landline	Qwest
303-289	Denver	Landline	Qwest
303-290	Denver	Landline	Qwest
303-291	Denver	Landline	Qwest
303-292	Denver	Landline	Qwest
303-293	Denver	Landline	Qwest
303-294	Denver	Landline	Qwest
303-295	Denver	Landline	Qwest
303-296	Denver	Landline	Qwest
303-297	Denver	Landline	Qwest
303-298	Denver	Landline	Qwest
303-299	Denver	Landline	Qwest
303-300	Denver	Landline	Qwest
303-301	Denver	Landline	Level 3 Communications
303-302	Denver	Landline	XO Communications
303-304	Fort Lupton	Wireless	New Cingular Wireless
303-305	Denver	Landline	Mcimetro Access Transmission Services
303-306	Denver	Landline	Qwest
303-307	Denver	Landline	Qwest
303-308	Denver	Landline	Qwest
303-309	Denver	Landline	Global Crossing Local Services
303-310	Denver	Wireless	Selectpath Of Colorado
303-312	Denver	Landline	Qwest
303-313	Denver	Landline	Qwest
303-314	Denver	Landline	Qwest
303-315	Denver	Landline	Qwest
303-316	Denver	Landline	Qwest
303-317	Aurora	Landline	Qwest
303-318	Denver	Landline	Qwest
303-319	Denver	Wireless	Elbert County Wireless
303-320	Denver	Landline	Qwest
303-321	Denver	Landline	Qwest
303-322	Denver	Landline	Qwest
303-323	Denver	Landline	Mcimetro Access Transmission Services
303-324	Denver	Wireless	New Cingular Wireless
303-325	Denver	Landline	Level 3 Communications
303-326	Denver	Landline	Qwest
303-327	Denver	Landline	Level 3 Communications
303-328	Denver	Landline	Mcimetro Access Transmission Services
303-329	Denver	Landline	Qwest
303-330	Denver	Landline	Onvoy
303-331	Denver	Landline	Qwest
303-332	Denver	Wireless	T-Mobile
303-333	Denver	Landline	Qwest
303-334	Denver	Landline	Mcimetro Access Transmission Services
303-335	Denver	Landline	Verizon
303-336	Denver	Landline	Qwest
303-337	Denver	Landline	Qwest
303-338	Denver	Landline	Qwest
303-339	Denver	Landline	Fusion Communications
303-340	Denver	Landline	Qwest
303-341	Denver	Landline	Qwest
303-342	Aurora	Landline	Qwest
303-343	Denver	Landline	Qwest
303-344	Denver	Landline	Qwest
303-345	Denver	Landline	Level 3 Communications
303-346	Littleton	Landline	Qwest
303-347	Littleton	Landline	Qwest
303-348	Aurora	Landline	Qwest
303-349	Denver	Wireless	Verizon
303-350	Denver	Landline	New Cingular Wireless
303-351	Keenesburg	Landline	Onvoy
303-352	Denver	Landline	Qwest
303-353	Denver	Landline	Comcast Ip Phone
303-354	Denver	Landline	Teleport Communications America
303-355	Denver	Landline	Qwest
303-356	Denver	Wireless	Sprint Spectrum
303-357	Denver	Landline	Mcimetro Access Transmission Services
303-358	Denver	Wireless	Verizon
303-359	Denver	Wireless	T-Mobile
303-360	Denver	Landline	Qwest
303-361	Denver	Landline	Qwest
303-362	Denver	Landline	Teleport Communications America
303-363	Denver	Landline	Qwest
303-364	Denver	Landline	Qwest
303-365	Denver	Landline	Qwest
303-366	Denver	Landline	Qwest
303-367	Denver	Landline	Qwest
303-368	Denver	Landline	Qwest
303-369	Denver	Landline	Qwest
303-370	Denver	Landline	Qwest
303-371	Denver	Landline	Qwest
303-372	Denver	Landline	Qwest
303-373	Denver	Landline	Qwest
303-374	Denver	Landline	Teleport Communications America
303-375	Denver	Landline	Qwest
303-376	Denver	Landline	Level 3 Communications
303-377	Denver	Landline	Qwest
303-378	Denver	Wireless	New Cingular Wireless
303-379	Denver	Landline	Teleport Communications America
303-380	Denver	Landline	Qwest
303-381	Denver	Landline	Level 3 Communications
303-382	Denver	Landline	Qwest
303-383	Denver	Landline	Qwest
303-384	Golden	Landline	Qwest
303-385	Denver	Landline	Level 3 Communications
303-386	Denver	Landline	Level 3 Communications
303-387	Denver	Landline	Qwest
303-388	Denver	Landline	Qwest
303-389	Denver	Landline	Qwest
303-390	Denver	Landline	Mcimetro Access Transmission Services
303-391	Denver	Landline	Qwest
303-392	Denver	Wireless	Selectpath Of Colorado
303-393	Denver	Landline	Qwest
303-394	Denver	Landline	Qwest
303-395	Denver	Landline	Global Crossing Local Services
303-396	Denver	Landline	Live Wire Networks
303-397	Denver	Landline	Qwest
303-398	Denver	Landline	Qwest
303-399	Denver	Landline	Qwest
303-400	Denver	Landline	Qwest
303-401	Denver	Landline	Qwest
303-402	Denver	Landline	Qwest
303-403	Denver	Landline	Qwest
303-404	Denver	Landline	Qwest
303-405	Denver	Landline	Qwest
303-406	Denver	Landline	Level 3 Communications
303-407	Denver	Landline	Fusion Communications
303-408	Denver	Landline	New Cingular Wireless
303-409	Denver	Landline	Level 3 Communications
303-410	Denver	Landline	Qwest
303-412	Denver	Landline	Qwest
303-413	Denver	Landline	Qwest
303-414	Denver	Landline	Level 3 Communications
303-415	Denver	Landline	Qwest
303-416	Denver	Landline	Global Crossing Local Services
303-417	Denver	Landline	Qwest
303-418	Denver	Landline	Level 3 Communications
303-419	Denver	Wireless	Sprint Spectrum
303-420	Denver	Landline	Qwest
303-421	Denver	Landline	Qwest
303-422	Denver	Landline	Qwest
303-423	Denver	Landline	Qwest
303-424	Denver	Landline	Qwest
303-425	Denver	Landline	Qwest
303-426	Denver	Landline	Qwest
303-427	Denver	Landline	Qwest
303-428	Denver	Landline	Qwest
303-429	Denver	Landline	Qwest
303-430	Denver	Landline	Qwest
303-431	Denver	Landline	Qwest
303-432	Denver	Landline	Qwest
303-433	Denver	Landline	Qwest
303-434	Denver	Wireless	Sprint Spectrum
303-435	Denver	Wireless	Sprint Spectrum
303-436	Denver	Landline	Qwest
303-437	Denver	Wireless	Sprint Spectrum
303-438	Denver	Landline	Qwest
303-439	Denver	Landline	Qwest
303-440	Denver	Landline	Qwest
303-441	Denver	Landline	Qwest
303-442	Denver	Landline	Qwest
303-443	Denver	Landline	Qwest
303-444	Denver	Landline	Qwest
303-445	Denver	Landline	Qwest
303-446	Denver	Landline	Qwest
303-447	Denver	Landline	Qwest
303-448	Denver	Landline	Qwest
303-449	Denver	Landline	Qwest
303-450	Thornton	Landline	Qwest
303-451	Thornton	Landline	Qwest
303-452	Thornton	Landline	Qwest
303-453	Thornton	Landline	Qwest
303-454	Denver	Landline	Qwest
303-455	Denver	Landline	Qwest
303-456	Denver	Landline	Qwest
303-457	Thornton	Landline	Qwest
303-458	Denver	Landline	Qwest
303-459	Denver	Landline	Qwest
303-460	Denver	Landline	Qwest
303-461	Denver	Wireless	USA Mobility Wireless
303-462	Denver	Landline	Qwest
303-463	Denver	Landline	Qwest
303-464	Denver	Landline	Qwest
303-465	Denver	Landline	Qwest
303-466	Denver	Landline	Qwest
303-467	Denver	Landline	Qwest
303-468	Denver	Landline	Fusion Communications
303-469	Denver	Landline	Qwest
303-470	Littleton	Landline	Qwest
303-471	Littleton	Landline	Qwest
303-472	Denver	Wireless	Sprint Spectrum
303-473	Denver	Landline	Qwest
303-474	Denver	Landline	Teleport Communications America
303-475	Denver	Wireless	New Cingular Wireless
303-476	Denver	Landline	Mcimetro Access Transmission Services
303-477	Denver	Landline	Qwest
303-478	Denver	Wireless	New Cingular Wireless
303-479	Brighton	Landline	Teleport Communications America
303-480	Denver	Landline	Qwest
303-481	Denver	Landline	Mcimetro Access Transmission Services
303-482	Denver	Landline	Global Crossing Local Services
303-483	Denver	Landline	Level 3 Communications
303-484	Denver	Landline	Teleport Communications America
303-485	Longmont	Landline	Qwest
303-486	Denver	Landline	Qwest
303-487	Denver	Landline	Qwest
303-488	Denver	Landline	Qwest
303-489	Denver	Wireless	Verizon
303-490	Denver	Wireless	USA Mobility Wireless
303-491	Denver	Wireless	USA Mobility Wireless
303-492	Denver	Landline	Qwest
303-493	Denver	Landline	Level 3 Communications
303-494	Denver	Landline	Qwest
303-495	Denver	Landline	Mcimetro Access Transmission Services
303-496	Denver	Landline	XO Communications
303-497	Denver	Landline	Qwest
303-498	Brighton	Landline	Comcast Ip Phone
303-499	Denver	Landline	Qwest
303-500	Hudson	Landline	Level 3 Communications
303-501	Denver	Landline	Verizon
303-502	Fort Lupton	Wireless	Verizon
303-503	Denver	Wireless	Verizon
303-504	Denver	Landline	Qwest
303-505	Denver	Wireless	Sprint Spectrum
303-506	Fort Lupton	Wireless	New Cingular Wireless
303-507	Denver	Wireless	Sprint Spectrum
303-508	Denver	Wireless	American Messaging Services
303-509	Denver	Wireless	American Messaging Services
303-510	Denver	Wireless	American Messaging Services
303-512	Denver	Landline	Qwest
303-513	Denver	Wireless	New Cingular Wireless
303-514	Denver	Wireless	Verizon
303-515	Denver	Landline	Onvoy
303-516	Denver	Landline	Qwest
303-517	Denver	Wireless	New Cingular Wireless
303-518	Denver	Wireless	Verizon
303-519	Denver	Wireless	Verizon
303-520	Denver	Wireless	Sprint Spectrum
303-521	Denver	Wireless	Sprint Spectrum
303-522	Denver	Wireless	Sprint Spectrum
303-523	Denver	Wireless	T-Mobile
303-524	Denver	Landline	Teleport Communications America
303-525	Denver	Wireless	Sprint Spectrum
303-526	Golden	Landline	Qwest
303-527	Denver	Landline	Qwest
303-528	Denver	Wireless	American Messaging Services
303-529	Denver	Wireless	Onvoy
303-530	Denver	Landline	Qwest
303-531	Denver	Landline	Mcimetro Access Transmission Services
303-532	Longmont	Landline	Mcleodusa Telecommunication Services
303-533	Denver	Landline	Qwest
303-534	Denver	Landline	Qwest
303-535	Fort Lupton	Landline	Fusion Communications
303-536	Hudson	Landline	Qwest
303-537	Denver	Landline	Teleport Communications America
303-538	Thornton	Landline	Qwest
303-539	Denver	Landline	XO Communications
303-540	Denver	Wireless	USA Mobility Wireless
303-541	Denver	Landline	Qwest
303-542	Denver	Landline	Mcimetro Access Transmission Services
303-543	Denver	Landline	Qwest
303-544	Denver	Landline	Qwest
303-545	Denver	Landline	Qwest
303-546	Denver	Landline	Qwest
303-547	Denver	Landline	Global Crossing Local Services
303-548	Denver	Wireless	Verizon
303-549	Denver	Wireless	Verizon
303-550	Denver	Wireless	Verizon
303-551	Louisville	Landline	Mcimetro Access Transmission Services
303-552	Denver	Landline	Global Crossing Local Services
303-553	Denver	Wireless	USA Mobility Wireless
303-554	Denver	Landline	Qwest
303-556	Denver	Landline	Qwest
303-557	Denver	Landline	Global Crossing Local Services
303-558	Brighton	Landline	Global Crossing Local Services
303-559	Denver	Wireless	American Messaging Services
303-560	Denver	Wireless	USA Mobility Wireless
303-561	Denver	Landline	Qwest
303-562	Denver	Landline	Global Crossing Local Services
303-563	Denver	Landline	Level 3 Communications
303-564	Denver	Wireless	T-Mobile
303-565	Denver	Landline	Fusion Communications
303-566	Denver	Landline	Mcimetro Access Transmission Services
303-567	Denver	Landline	Qwest
303-568	Denver	Landline	Teleport Communications America
303-569	Idaho Springs	Landline	Qwest
303-570	Denver	Wireless	New Cingular Wireless
303-571	Denver	Landline	Qwest
303-572	Denver	Landline	Qwest
303-573	Denver	Landline	Qwest
303-574	Denver	Landline	Qwest
303-575	Denver	Landline	Qwest
303-576	Denver	Landline	Qwest
303-577	Denver	Landline	Allstream
303-578	Keenesburg	Landline	Level 3 Communications
303-579	Denver	Wireless	Verizon
303-580	Denver	Wireless	American Messaging Services
303-581	Denver	Landline	Qwest
303-582	Denver	Landline	Qwest
303-583	Denver	Landline	Teleport Communications America
303-584	Denver	Landline	Qwest
303-585	Denver	Landline	Qwest
303-587	Denver	Wireless	Sprint Spectrum
303-588	Denver	Wireless	New Cingular Wireless
303-589	Denver	Wireless	New Cingular Wireless
303-590	Denver	Landline	Level 3 Communications
303-591	Denver	Wireless	Sprint Spectrum
303-592	Denver	Landline	Qwest
303-593	Denver	Landline	Teleport Communications America
303-594	Denver	Wireless	Verizon
303-595	Denver	Landline	Qwest
303-596	Denver	Wireless	Sprint Spectrum
303-597	Denver	Landline	Allstream
303-598	Denver	Wireless	Sprint Spectrum
303-599	Denver	Wireless	USA Mobility Wireless
303-600	Denver	Landline	Teleport Communications America
303-601	Denver	Wireless	New Cingular Wireless
303-602	Denver	Landline	Qwest
303-603	Denver	Landline	Qwest
303-604	Denver	Landline	Qwest
303-605	Denver	Landline	Qwest
303-606	Denver	Landline	Qwest
303-607	Denver	Landline	Qwest
303-608	Denver	Landline	Qwest
303-609	Denver	Wireless	USA Mobility Wireless
303-610	Denver	Wireless	USA Mobility Wireless
303-612	Denver	Wireless	USA Mobility Wireless
303-613	Denver	Wireless	USA Mobility Wireless
303-614	Denver	Landline	Qwest
303-615	Denver	Landline	Qwest
303-616	Denver	Wireless	USA Mobility Wireless
303-617	Denver	Landline	Qwest
303-618	Denver	Wireless	New Cingular Wireless
303-619	Denver	Wireless	New Cingular Wireless
303-620	Denver	Landline	Qwest
303-621	Denver	Landline	Qwest
303-622	Strasburg	Landline	Strasburg Tel.
303-623	Denver	Landline	Qwest
303-624	Denver	Landline	Qwest
303-625	Denver	Landline	Level 3 Communications
303-626	Denver	Landline	Qwest
303-627	Denver	Landline	Qwest
303-628	Denver	Landline	Qwest
303-629	Denver	Landline	Qwest
303-630	Denver	Landline	Qwest
303-632	Denver	Landline	Teleport Communications America
303-633	Denver	Landline	Qwest
303-634	Denver	Landline	Qwest
303-635	Denver	Landline	Qwest
303-636	Denver	Landline	Qwest
303-637	Brighton	Landline	Qwest
303-638	Denver	Wireless	New Cingular Wireless
303-639	Denver	Landline	Qwest
303-640	Denver	Landline	Qwest
303-641	Denver	Wireless	Sprint Spectrum
303-642	Denver	Landline	Qwest
303-643	Denver	Landline	Qwest
303-644	Bennett	Landline	Eastern Slope Rural Tel. Assn.
303-645	Denver	Landline	Qwest
303-646	Denver	Landline	Qwest
303-647	Sedalia	Landline	Qwest
303-648	Denver	Landline	Qwest
303-649	Denver	Landline	Qwest
303-650	Denver	Landline	Qwest
303-651	Longmont	Landline	Qwest
303-652	Longmont	Landline	Qwest
303-653	Denver	Landline	Level 3 Communications
303-654	Brighton	Landline	Qwest
303-655	Brighton	Landline	Qwest
303-657	Denver	Landline	Qwest
303-658	Denver	Wireless	Qwest
303-659	Brighton	Landline	Qwest
303-660	Denver	Landline	Qwest
303-661	Denver	Landline	Qwest
303-662	Denver	Landline	Qwest
303-663	Denver	Landline	Qwest
303-664	Denver	Landline	Qwest
303-665	Denver	Landline	Qwest
303-666	Denver	Landline	Qwest
303-667	Denver	Wireless	T-Mobile
303-668	Denver	Wireless	T-Mobile
303-669	Denver	Wireless	T-Mobile
303-670	Denver	Landline	Qwest
303-671	Denver	Landline	Qwest
303-672	Denver	Landline	Qwest
303-673	Denver	Landline	Qwest
303-674	Denver	Landline	Qwest
303-675	Denver	Landline	Qwest
303-676	Denver	Landline	Qwest
303-677	Denver	Landline	Qwest
303-678	Longmont	Landline	Qwest
303-679	Denver	Landline	Qwest
303-680	Denver	Landline	Qwest
303-681	Denver	Landline	Qwest
303-682	Longmont	Landline	Qwest
303-683	Littleton	Landline	Qwest
303-684	Longmont	Landline	Qwest
303-685	Denver	Landline	Qwest
303-686	Denver	Wireless	USA Mobility Wireless
303-687	Denver	Wireless	USA Mobility Wireless
303-688	Denver	Landline	Qwest
303-689	Denver	Landline	Qwest
303-690	Denver	Landline	Qwest
303-691	Denver	Landline	Qwest
303-692	Denver	Landline	Qwest
303-693	Denver	Landline	Qwest
303-694	Denver	Landline	Qwest
303-695	Denver	Landline	Qwest
303-696	Denver	Landline	Qwest
303-697	Littleton	Landline	Qwest
303-698	Denver	Landline	Qwest
303-699	Denver	Landline	Qwest
303-701	Denver	Wireless	Communications Unlimited
303-702	Longmont	Landline	Qwest
303-703	Littleton	Landline	Qwest
303-704	Denver	Landline	Mcimetro Access Transmission Services
303-705	Denver	Landline	Qwest
303-706	Denver	Landline	Qwest
303-707	Littleton	Landline	Qwest
303-708	Denver	Landline	Qwest
303-709	Longmont	Wireless	Verizon
303-710	Fort Lupton	Wireless	Verizon
303-712	Denver	Landline	Qwest
303-713	Denver	Landline	Qwest
303-714	Denver	Landline	Qwest
303-715	Denver	Landline	Qwest
303-716	Denver	Landline	Qwest
303-717	Fort Lupton	Wireless	New Cingular Wireless
303-718	Fort Lupton	Wireless	Verizon
303-719	Deer Trail	Landline	Ymax Communications
303-720	Fort Lupton	Wireless	Verizon
303-721	Denver	Landline	Qwest
303-722	Denver	Landline	Qwest
303-723	Denver	Landline	Teleport Communications America
303-724	Denver	Landline	Qwest
303-725	Denver	Wireless	Sprint Spectrum
303-726	Denver	Wireless	Verizon
303-727	Denver	Landline	Qwest
303-728	Denver	Landline	Teleport Communications America
303-729	Denver	Landline	Mcimetro Access Transmission Services
303-730	Littleton	Landline	Qwest
303-731	Denver	Landline	Level 3 Communications
303-732	Keenesburg	Landline	Qwest
303-733	Denver	Landline	Qwest
303-734	Littleton	Landline	Qwest
303-735	Denver	Landline	Qwest
303-736	Denver	Landline	Teleport Communications America
303-737	Denver	Landline	Qwest
303-738	Littleton	Landline	Qwest
303-739	Denver	Landline	Qwest
303-740	Denver	Landline	Qwest
303-741	Denver	Landline	Qwest
303-742	Denver	Landline	Qwest
303-743	Denver	Landline	Qwest
303-744	Denver	Landline	Qwest
303-745	Denver	Landline	Qwest
303-746	Longmont	Wireless	Verizon
303-747	Allenspark	Landline	Qwest
303-748	Denver	Wireless	New Cingular Wireless
303-749	Denver	Landline	Teleport Communications America
303-750	Denver	Landline	Qwest
303-751	Denver	Landline	Qwest
303-752	Denver	Landline	Qwest
303-753	Denver	Landline	Qwest
303-754	Denver	Landline	Qwest
303-755	Denver	Landline	Qwest
303-756	Denver	Landline	Qwest
303-757	Denver	Landline	Qwest
303-758	Denver	Landline	Qwest
303-759	Denver	Landline	Qwest
303-760	Denver	Wireless	USA Mobility Wireless
303-761	Denver	Landline	Qwest
303-762	Denver	Landline	Qwest
303-763	Denver	Landline	Qwest
303-764	Denver	Landline	Qwest
303-765	Denver	Landline	Qwest
303-766	Denver	Landline	Qwest
303-767	Denver	Wireless	Selectpath Of Colorado
303-768	Denver	Landline	Qwest
303-769	Deer Trail	Landline	Bijou Tel. Coop. Assn.
303-770	Denver	Landline	Qwest
303-771	Denver	Landline	Qwest
303-772	Longmont	Landline	Qwest
303-773	Denver	Landline	Qwest
303-774	Longmont	Landline	Qwest
303-775	Longmont	Wireless	Verizon
303-776	Longmont	Landline	Qwest
303-777	Denver	Landline	Qwest
303-778	Denver	Landline	Qwest
303-779	Denver	Landline	Qwest
303-780	Denver	Landline	Qwest
303-781	Denver	Landline	Qwest
303-782	Denver	Landline	Qwest
303-783	Denver	Landline	Qwest
303-784	Denver	Landline	Qwest
303-785	Lone Tree	Landline	XO Communications
303-786	Denver	Landline	Qwest
303-787	Denver	Landline	Qwest
303-788	Denver	Landline	Qwest
303-789	Denver	Landline	Qwest
303-790	Denver	Landline	Qwest
303-791	Littleton	Landline	Qwest
303-792	Denver	Landline	Qwest
303-793	Denver	Landline	Qwest
303-794	Littleton	Landline	Qwest
303-795	Littleton	Landline	Qwest
303-796	Denver	Landline	Qwest
303-797	Littleton	Landline	Qwest
303-798	Littleton	Landline	Qwest
303-799	Denver	Landline	Qwest
303-800	Denver	Landline	Level 3 Communications
303-801	Denver	Landline	Mcimetro Access Transmission Services
303-802	Denver	Landline	Level 3 Telecom Of Colorado
303-803	Denver	Landline	Level 3 Telecom Of Colorado
303-804	Denver	Landline	Qwest
303-805	Denver	Landline	Qwest
303-806	Denver	Landline	Qwest
303-807	Denver	Wireless	New Cingular Wireless
303-808	Denver	Wireless	New Cingular Wireless
303-809	Denver	Wireless	New Cingular Wireless
303-810	Denver	Wireless	New Cingular Wireless
303-812	Denver	Landline	Qwest
303-813	Denver	Landline	Qwest
303-814	Denver	Landline	Qwest
303-815	Denver	Landline	Forethought.net
303-816	Denver	Landline	Qwest
303-817	Denver	Wireless	Verizon
303-818	Denver	Wireless	Verizon
303-819	Denver	Wireless	Verizon
303-820	Denver	Landline	Qwest
303-821	Denver	Wireless	USA Mobility Wireless
303-822	Byers	Landline	Bijou Tel. Coop. Assn.
303-823	Lyons	Landline	Qwest
303-824	Denver	Landline	Teleport Communications America
303-825	Denver	Landline	Qwest
303-826	Denver	Wireless	USA Mobility Wireless
303-827	Longmont	Landline	Level 3 Communications
303-828	Denver	Landline	Qwest
303-829	Denver	Wireless	Verizon
303-830	Denver	Landline	Qwest
303-831	Denver	Landline	Qwest
303-832	Denver	Landline	Qwest
303-833	Denver	Landline	Qwest
303-834	Longmont	Wireless	Verizon
303-835	Brighton	Landline	Level 3 Communications
303-836	Denver	Wireless	Communications Unlimited
303-837	Denver	Landline	Qwest
303-838	Denver	Landline	Qwest
303-839	Denver	Landline	Qwest
303-840	Denver	Landline	Qwest
303-841	Denver	Landline	Qwest
303-842	Denver	Wireless	Verizon
303-843	Denver	Landline	Qwest
303-844	Denver	Landline	Qwest
303-845	Longmont	Landline	Teleport Communications America
303-846	Denver	Landline	Qwest
303-847	Denver	Landline	Level 3 Communications
303-848	Longmont	Landline	Level 3 Communications
303-849	Roggen	Landline	Roggen Tel. Coop.
303-850	Denver	Landline	Qwest
303-851	Denver	Wireless	USA Mobility Wireless
303-852	Denver	Wireless	USA Mobility Wireless
303-853	Denver	Landline	Qwest
303-854	Denver	Landline	Level 3 Communications
303-855	Denver	Wireless	USA Mobility Wireless
303-856	Littleton	Landline	Level 3 Communications
303-857	Fort Lupton	Landline	Qwest
303-858	Denver	Landline	Qwest
303-859	Denver	Wireless	Verizon
303-860	Denver	Landline	Qwest
303-861	Denver	Landline	Qwest
303-862	Denver	Landline	Comcast Ip Phone
303-863	Denver	Landline	Qwest
303-864	Denver	Landline	Qwest
303-865	Denver	Landline	Level 3 Communications
303-866	Denver	Landline	Qwest
303-867	Denver	Landline	Iloka
303-868	Denver	Wireless	Verizon
303-869	Denver	Landline	Qwest
303-870	Denver	Wireless	Verizon
303-871	Denver	Landline	Qwest
303-872	Denver	Landline	Level 3 Communications
303-873	Denver	Landline	Qwest
303-874	Littleton	Landline	Level 3 Communications
303-875	Denver	Wireless	T-Mobile
303-876	Denver	Landline	Mcimetro Access Transmission Services
303-877	Denver	Wireless	Verizon
303-878	Denver	Wireless	USA Mobility Wireless
303-879	Denver	Wireless	USA Mobility Wireless
303-880	Denver	Wireless	Verizon
303-881	Denver	Wireless	New Cingular Wireless
303-882	Denver	Wireless	New Cingular Wireless
303-883	Denver	Wireless	New Cingular Wireless
303-884	Denver	Wireless	New Cingular Wireless
303-885	Denver	Wireless	New Cingular Wireless
303-886	Denver	Wireless	New Cingular Wireless
303-887	Denver	Wireless	New Cingular Wireless
303-888	Denver	Wireless	New Cingular Wireless
303-889	Denver	Landline	Qwest
303-890	Denver	Wireless	USA Mobility Wireless
303-891	Denver	Wireless	USA Mobility Wireless
303-892	Denver	Landline	Qwest
303-893	Denver	Landline	Qwest
303-894	Denver	Landline	Qwest
303-895	Denver	Wireless	Verizon
303-896	Denver	Landline	Qwest
303-897	Denver	Wireless	USA Mobility Wireless
303-898	Denver	Wireless	New Cingular Wireless
303-899	Denver	Landline	Qwest
303-900	Idaho Springs	Landline	Level 3 Communications
303-901	Denver	Wireless	Sprint Spectrum
303-902	Denver	Wireless	Verizon
303-903	Denver	Wireless	Verizon
303-904	Littleton	Landline	Qwest
303-905	Denver	Wireless	Verizon
303-906	Denver	Wireless	Verizon
303-907	Denver	Wireless	Verizon
303-908	Denver	Wireless	Verizon
303-909	Denver	Wireless	Verizon
303-910	Denver	Wireless	Verizon
303-912	Denver	Wireless	Verizon
303-913	Denver	Wireless	Verizon
303-914	Denver	Landline	Qwest
303-915	Denver	Wireless	Verizon
303-916	Denver	Wireless	Verizon
303-917	Denver	Wireless	Verizon
303-918	Denver	Wireless	Verizon
303-919	Denver	Wireless	Verizon
303-920	Thornton	Landline	Qwest
303-921	Denver	Wireless	Verizon
303-922	Denver	Landline	Qwest
303-923	Denver	Landline	Level 3 Communications
303-924	Denver	Landline	Qwest
303-925	Denver	Landline	Qwest
303-926	Denver	Landline	Qwest
303-927	Denver	Landline	Teleport Communications America
303-928	Denver	Landline	Mcimetro Access Transmission Services
303-929	Denver	Wireless	Verizon
303-930	Denver	Landline	Qwest
303-931	Denver	Wireless	T-Mobile
303-932	Littleton	Landline	Qwest
303-933	Littleton	Landline	Qwest
303-934	Denver	Landline	Qwest
303-935	Denver	Landline	Qwest
303-936	Denver	Landline	Qwest
303-937	Denver	Landline	Qwest
303-938	Denver	Landline	Qwest
303-939	Denver	Landline	Qwest
303-940	Denver	Landline	Qwest
303-941	Denver	Wireless	Verizon
303-942	Denver	Landline	Teleport Communications America
303-944	Denver	Wireless	Sprint Spectrum
303-945	Denver	Landline	Comcast Ip Phone
303-946	Denver	Wireless	Sprint Spectrum
303-947	Denver	Wireless	Verizon
303-948	Littleton	Landline	Qwest
303-949	Denver	Wireless	Sprint Spectrum
303-951	Denver	Landline	Level 3 Communications
303-952	Denver	Landline	Level 3 Communications
303-953	Denver	Landline	Level 3 Communications
303-954	Denver	Landline	Level 3 Communications
303-955	Denver	Landline	Global Crossing Local Services
303-956	Fort Lupton	Wireless	New Cingular Wireless
303-957	Denver	Landline	Global Crossing Local Services
303-960	Denver	Wireless	T-Mobile
303-961	Denver	Wireless	Sprint Spectrum
303-962	Denver	Landline	Fusion Communications
303-963	Denver	Landline	Level 3 Communications
303-964	Denver	Landline	Qwest
303-965	Denver	Landline	Qwest
303-966	Denver	Landline	Qwest
303-967	Denver	Landline	Qwest
303-968	Denver	Landline	Mcimetro Access Transmission Services
303-969	Denver	Landline	Qwest
303-971	Littleton	Landline	Qwest
303-972	Littleton	Landline	Qwest
303-973	Littleton	Landline	Qwest
303-974	Denver	Landline	Global Crossing Local Services
303-975	Denver	Landline	Qwest
303-977	Littleton	Landline	Qwest
303-978	Littleton	Landline	Qwest
303-979	Littleton	Landline	Qwest
303-980	Denver	Landline	Qwest
303-981	Denver	Wireless	Verizon
303-982	Golden	Landline	Qwest
303-984	Denver	Landline	Qwest
303-985	Denver	Landline	Qwest
303-986	Denver	Landline	Qwest
303-987	Denver	Landline	Qwest
303-988	Denver	Landline	Qwest
303-989	Denver	Landline	Qwest
303-990	Fort Lupton	Wireless	Sprint Spectrum
303-991	Denver	Landline	XO Communications
303-992	Denver	Landline	Qwest
303-993	Denver	Landline	Onvoy
303-994	Denver	Wireless	Sprint Spectrum
303-995	Denver	Wireless	Sprint Spectrum
303-996	Denver	Landline	Allstream
303-997	Denver	Landline	Comcast Ip Phone
303-998	Denver	Landline	Qwest
303-999	Denver	Landline	Comcast Ip Phone

Statistics for area code 303

Prefixes Usages