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312 Area Code

Area Code 312 Map

Area code 312 generally covers Chicago in the U.S. State of Illinois.

Top cities in area code 312

City Prefixes
Chicago, IL95.3%
Western Springs, IL2.4%
Wheeling, IL1.5%
Northbrook, IL0.4%
Schaumburg, IL0.3%
Cicero, IL0.1%

Top telephone carriers in area code 312

Carrier Prefixes
Illinois Bell Tel42.7%
New Cingular Wireless10.5%
Verizon6.9%
T-Mobile5.9%
USA Mobility Wireless4.9%
Mcimetro Access Transmission Services3.5%
Level 3 Communications3.3%
Sprint Spectrum3.1%
American Messaging Services2.3%
Teleport Communications America2%

Area code 312 has 782 prefixes

Prefix Primary City Usage
312-200ChicagoWireless
312-201ChicagoLandline
312-202ChicagoLandline
312-203ChicagoWireless
312-204ChicagoLandline
312-205ChicagoLandline
312-206ChicagoWireless
312-207ChicagoLandline
312-208ChicagoWireless
312-209NorthbrookWireless
312-210ChicagoLandline
312-212ChicagoLandline
312-213ChicagoWireless
312-214ChicagoLandline
312-215WheelingWireless
312-216ChicagoLandline
312-217ChicagoWireless
312-218ChicagoWireless
312-219ChicagoWireless
312-220ChicagoLandline
312-221ChicagoWireless
312-222ChicagoLandline
312-223ChicagoLandline
312-224ChicagoLandline
312-225ChicagoLandline
312-226ChicagoLandline
312-227ChicagoLandline
312-228ChicagoLandline
312-229ChicagoLandline
312-230ChicagoLandline
312-231SchaumburgWireless
312-232ChicagoWireless
312-233ChicagoLandline
312-234ChicagoLandline
312-235ChicagoLandline
312-236ChicagoLandline
312-237ChicagoWireless
312-238ChicagoLandline
312-239ChicagoLandline
312-240ChicagoLandline
312-241ChicagoWireless
312-242ChicagoLandline
312-243ChicagoLandline
312-244ChicagoLandline
312-245ChicagoLandline
312-246WheelingWireless
312-247ChicagoLandline
312-248ChicagoWireless
312-249ChicagoWireless
312-250ChicagoWireless
312-251ChicagoLandline
312-252ChicagoLandline
312-253ChicagoLandline
312-254ChicagoLandline
312-255ChicagoLandline
312-256ChicagoLandline
312-257ChicagoWireless
312-258ChicagoLandline
312-259ChicagoWireless
312-260ChicagoLandline
312-261ChicagoLandline
312-262ChicagoLandline
312-263ChicagoLandline
312-264ChicagoLandline
312-265ChicagoLandline
312-266ChicagoLandline
312-267ChicagoLandline
312-268ChicagoLandline
312-269ChicagoLandline
312-270ChicagoWireless
312-271ChicagoWireless
312-272ChicagoWireless
312-273ChicagoWireless
312-274ChicagoLandline
312-275ChicagoLandline
312-276ChicagoLandline
312-277ChicagoLandline
312-278ChicagoLandline
312-279ChicagoLandline
312-280ChicagoLandline
312-281ChicagoLandline
312-282ChicagoWireless
312-283ChicagoLandline
312-284ChicagoLandline
312-285ChicagoWireless
312-286ChicagoWireless
312-287ChicagoWireless
312-288ChicagoLandline
312-289ChicagoWireless
312-290ChicagoWireless
312-291ChicagoLandline
312-292ChicagoWireless
312-293ChicagoLandline
312-294ChicagoLandline
312-295Western SpringsWireless
312-296ChicagoWireless
312-297ChicagoLandline
312-298CiceroLandline
312-299ChicagoWireless
312-301Western SpringsWireless
312-302ChicagoLandline
312-303WheelingWireless
312-304Western SpringsWireless
312-305NorthbrookWireless
312-306ChicagoLandline
312-307ChicagoWireless
312-308ChicagoLandline
312-309ChicagoLandline
312-310NorthbrookWireless
312-312ChicagoLandline
312-313ChicagoLandline
312-314Western SpringsWireless
312-315ChicagoWireless
312-316ChicagoWireless
312-317WheelingWireless
312-318Western SpringsWireless
312-319ChicagoLandline
312-320ChicagoWireless
312-321ChicagoLandline
312-322ChicagoLandline
312-323ChicagoWireless
312-324ChicagoLandline
312-325ChicagoLandline
312-326ChicagoLandline
312-327ChicagoLandline
312-328ChicagoLandline
312-329ChicagoLandline
312-330ChicagoWireless
312-331WheelingWireless
312-332ChicagoLandline
312-333ChicagoWireless
312-334ChicagoLandline
312-335ChicagoLandline
312-336ChicagoLandline
312-337ChicagoLandline
312-338ChicagoLandline
312-339ChicagoWireless
312-340ChicagoWireless
312-341ChicagoLandline
312-342ChicagoWireless
312-343ChicagoWireless
312-344ChicagoLandline
312-345ChicagoLandline
312-346ChicagoLandline
312-347ChicagoLandline
312-348ChicagoLandline
312-349ChicagoWireless
312-350ChicagoWireless
312-351ChicagoWireless
312-352Western SpringsWireless
312-353ChicagoLandline
312-354SchaumburgWireless
312-355ChicagoLandline
312-356ChicagoLandline
312-357ChicagoLandline
312-358ChicagoWireless
312-359ChicagoWireless
312-360ChicagoLandline
312-361ChicagoLandline
312-362ChicagoLandline
312-363ChicagoLandline
312-364ChicagoLandline
312-365ChicagoWireless
312-366ChicagoWireless
312-367Western SpringsWireless
312-368ChicagoLandline
312-369ChicagoWireless
312-370ChicagoWireless
312-371ChicagoWireless
312-372ChicagoLandline
312-373ChicagoLandline
312-374ChicagoLandline
312-375ChicagoWireless
312-376ChicagoLandline
312-377ChicagoLandline
312-378ChicagoWireless
312-379ChicagoLandline
312-380ChicagoLandline
312-381ChicagoLandline
312-382ChicagoLandline
312-383ChicagoLandline
312-384ChicagoLandline
312-385ChicagoLandline
312-386ChicagoLandline
312-387ChicagoWireless
312-388ChicagoWireless
312-389ChicagoWireless
312-390ChicagoWireless
312-391ChicagoWireless
312-392ChicagoLandline
312-393ChicagoWireless
312-394ChicagoLandline
312-395ChicagoLandline
312-396ChicagoLandline
312-397ChicagoLandline
312-398ChicagoWireless
312-399ChicagoWireless
312-400ChicagoWireless
312-401ChicagoWireless
312-402ChicagoWireless
312-403Western SpringsWireless
312-404ChicagoWireless
312-405ChicagoWireless
312-406WheelingWireless
312-407ChicagoLandline
312-408ChicagoLandline
312-409ChicagoLandline
312-410ChicagoLandline
312-412WheelingWireless
312-413ChicagoLandline
312-414ChicagoLandline
312-415ChicagoWireless
312-416ChicagoLandline
312-417ChicagoWireless
312-418ChicagoWireless
312-419ChicagoLandline
312-420ChicagoWireless
312-421ChicagoLandline
312-422ChicagoLandline
312-423ChicagoLandline
312-424ChicagoLandline
312-425ChicagoLandline
312-426ChicagoWireless
312-427ChicagoLandline
312-428ChicagoWireless
312-429ChicagoLandline
312-430ChicagoLandline
312-431ChicagoLandline
312-432ChicagoLandline
312-433ChicagoLandline
312-434ChicagoWireless
312-435ChicagoLandline
312-436ChicagoLandline
312-437ChicagoWireless
312-438ChicagoWireless
312-439ChicagoWireless
312-440ChicagoLandline
312-441ChicagoLandline
312-442ChicagoLandline
312-443ChicagoLandline
312-444ChicagoLandline
312-445ChicagoLandline
312-446ChicagoWireless
312-447ChicagoLandline
312-448ChicagoWireless
312-449ChicagoWireless
312-450ChicagoWireless
312-451ChicagoLandline
312-452ChicagoWireless
312-453ChicagoLandline
312-454ChicagoLandline
312-455ChicagoLandline
312-456ChicagoLandline
312-457ChicagoWireless
312-458ChicagoLandline
312-459ChicagoWireless
312-460ChicagoLandline
312-461ChicagoLandline
312-462ChicagoLandline
312-463ChicagoLandline
312-464ChicagoLandline
312-465ChicagoLandline
312-466ChicagoLandline
312-467ChicagoLandline
312-468ChicagoWireless
312-469ChicagoLandline
312-470ChicagoLandline
312-471ChicagoLandline
312-472ChicagoLandline
312-473ChicagoLandline
312-474ChicagoLandline
312-475ChicagoLandline
312-476ChicagoLandline
312-477ChicagoWireless
312-478ChicagoLandline
312-479ChicagoLandline
312-480ChicagoWireless
312-481ChicagoWireless
312-482ChicagoLandline
312-483ChicagoWireless
312-484ChicagoWireless
312-485ChicagoWireless
312-486ChicagoLandline
312-487ChicagoWireless
312-489ChicagoWireless
312-490ChicagoWireless
312-491ChicagoLandline
312-492ChicagoLandline
312-493ChicagoWireless
312-494ChicagoLandline
312-495ChicagoWireless
312-496ChicagoLandline
312-497ChicagoWireless
312-498ChicagoWireless
312-499ChicagoLandline
312-500ChicagoLandline
312-501Western SpringsWireless
312-502ChicagoWireless
312-503ChicagoLandline
312-504ChicagoWireless
312-505ChicagoWireless
312-506ChicagoLandline
312-507ChicagoLandline
312-508ChicagoLandline
312-509ChicagoLandline
312-510Western SpringsWireless
312-512ChicagoWireless
312-513ChicagoWireless
312-514ChicagoWireless
312-515ChicagoWireless
312-516ChicagoLandline
312-517ChicagoLandline
312-518WheelingWireless
312-519ChicagoWireless
312-520ChicagoWireless
312-521ChicagoLandline
312-522ChicagoWireless
312-523ChicagoWireless
312-524WheelingWireless
312-525ChicagoLandline
312-526ChicagoLandline
312-527ChicagoLandline
312-528ChicagoLandline
312-529ChicagoLandline
312-530ChicagoLandline
312-531Western SpringsWireless
312-532ChicagoWireless
312-533ChicagoWireless
312-534ChicagoLandline
312-535ChicagoLandline
312-536ChicagoWireless
312-537ChicagoLandline
312-538ChicagoWireless
312-539ChicagoWireless
312-540ChicagoLandline
312-541ChicagoLandline
312-542ChicagoLandline
312-543ChicagoWireless
312-544ChicagoLandline
312-545ChicagoWireless
312-546ChicagoLandline
312-547ChicagoWireless
312-548ChicagoLandline
312-549ChicagoLandline
312-550ChicagoWireless
312-551ChicagoLandline
312-552ChicagoLandline
312-553ChicagoLandline
312-554ChicagoLandline
312-556ChicagoWireless
312-557ChicagoLandline
312-558ChicagoLandline
312-559ChicagoLandline
312-560ChicagoWireless
312-561ChicagoWireless
312-562ChicagoWireless
312-563ChicagoLandline
312-564ChicagoLandline
312-565ChicagoLandline
312-566ChicagoLandline
312-567ChicagoLandline
312-568ChicagoLandline
312-569ChicagoLandline
312-570ChicagoLandline
312-571ChicagoWireless
312-572ChicagoLandline
312-573ChicagoLandline
312-574ChicagoLandline
312-575ChicagoLandline
312-576ChicagoWireless
312-577ChicagoLandline
312-578ChicagoLandline
312-579ChicagoWireless
312-580ChicagoLandline
312-581ChicagoWireless
312-582ChicagoLandline
312-583ChicagoLandline
312-584ChicagoLandline
312-585ChicagoLandline
312-586ChicagoLandline
312-587ChicagoLandline
312-588ChicagoLandline
312-589ChicagoLandline
312-590ChicagoWireless
312-591ChicagoLandline
312-592ChicagoLandline
312-593ChicagoWireless
312-594ChicagoLandline
312-595ChicagoLandline
312-596ChicagoLandline
312-597ChicagoWireless
312-598ChicagoLandline
312-599ChicagoWireless
312-600ChicagoLandline
312-601ChicagoLandline
312-602ChicagoLandline
312-603ChicagoLandline
312-604ChicagoLandline
312-605ChicagoLandline
312-606ChicagoLandline
312-607ChicagoWireless
312-608ChicagoWireless
312-609ChicagoLandline
312-610ChicagoWireless
312-612ChicagoLandline
312-613ChicagoWireless
312-614ChicagoLandline
312-615WheelingWireless
312-616ChicagoLandline
312-617ChicagoWireless
312-618ChicagoWireless
312-619ChicagoWireless
312-620ChicagoLandline
312-621ChicagoLandline
312-622ChicagoWireless
312-623ChicagoWireless
312-624ChicagoLandline
312-625ChicagoLandline
312-626ChicagoLandline
312-627ChicagoLandline
312-628ChicagoLandline
312-629ChicagoLandline
312-630ChicagoLandline
312-631ChicagoLandline
312-632ChicagoLandline
312-633ChicagoLandline
312-634ChicagoLandline
312-635ChicagoLandline
312-636ChicagoWireless
312-637ChicagoLandline
312-638ChicagoLandline
312-639ChicagoWireless
312-640ChicagoLandline
312-641ChicagoLandline
312-642ChicagoLandline
312-643ChicagoLandline
312-644ChicagoLandline
312-645ChicagoLandline
312-646ChicagoLandline
312-647ChicagoWireless
312-648ChicagoLandline
312-649ChicagoLandline
312-650ChicagoLandline
312-651ChicagoLandline
312-652ChicagoLandline
312-653ChicagoLandline
312-654ChicagoLandline
312-655ChicagoLandline
312-656ChicagoWireless
312-657ChicagoWireless
312-658ChicagoLandline
312-659ChicagoWireless
312-660ChicagoLandline
312-661ChicagoLandline
312-662ChicagoLandline
312-663ChicagoLandline
312-664ChicagoLandline
312-665ChicagoLandline
312-666ChicagoLandline
312-667ChicagoLandline
312-668ChicagoWireless
312-669ChicagoLandline
312-670ChicagoLandline
312-671ChicagoWireless
312-672ChicagoLandline
312-673ChicagoLandline
312-674ChicagoLandline
312-675ChicagoLandline
312-676ChicagoLandline
312-677ChicagoWireless
312-678ChicagoWireless
312-679ChicagoWireless
312-680ChicagoWireless
312-681ChicagoLandline
312-682ChicagoWireless
312-683ChicagoLandline
312-684ChicagoWireless
312-685ChicagoWireless
312-686ChicagoLandline
312-687ChicagoWireless
312-688ChicagoWireless
312-689ChicagoWireless
312-690ChicagoLandline
312-691ChicagoWireless
312-692ChicagoLandline
312-693ChicagoLandline
312-694ChicagoLandline
312-695ChicagoLandline
312-696ChicagoLandline
312-697ChicagoLandline
312-698ChicagoLandline
312-699Western SpringsWireless
312-701ChicagoLandline
312-702ChicagoLandline
312-703ChicagoWireless
312-704ChicagoLandline
312-705ChicagoLandline
312-706ChicagoLandline
312-707ChicagoLandline
312-709ChicagoWireless
312-710ChicagoLandline
312-712ChicagoLandline
312-713ChicagoWireless
312-714ChicagoLandline
312-715ChicagoLandline
312-716ChicagoWireless
312-717Western SpringsWireless
312-718ChicagoWireless
312-719ChicagoWireless
312-720ChicagoWireless
312-721ChicagoWireless
312-722ChicagoLandline
312-723ChicagoWireless
312-724ChicagoLandline
312-725ChicagoLandline
312-726ChicagoLandline
312-727ChicagoLandline
312-728ChicagoWireless
312-729ChicagoLandline
312-730ChicagoLandline
312-731ChicagoLandline
312-732ChicagoLandline
312-733ChicagoLandline
312-734ChicagoLandline
312-735ChicagoWireless
312-736ChicagoLandline
312-737ChicagoLandline
312-738ChicagoLandline
312-739ChicagoLandline
312-740ChicagoWireless
312-741ChicagoLandline
312-742ChicagoLandline
312-743ChicagoLandline
312-744ChicagoLandline
312-745ChicagoLandline
312-746ChicagoLandline
312-747ChicagoLandline
312-748ChicagoWireless
312-749Western SpringsWireless
312-750ChicagoLandline
312-751ChicagoLandline
312-752ChicagoLandline
312-753ChicagoLandline
312-754ChicagoLandline
312-755ChicagoLandline
312-756ChicagoLandline
312-757ChicagoLandline
312-758ChicagoWireless
312-759ChicagoLandline
312-760ChicagoWireless
312-761ChicagoLandline
312-762ChicagoLandline
312-763ChicagoLandline
312-764ChicagoLandline
312-765ChicagoLandline
312-766ChicagoLandline
312-767ChicagoLandline
312-768ChicagoLandline
312-769ChicagoWireless
312-770ChicagoLandline
312-771ChicagoWireless
312-772ChicagoWireless
312-774ChicagoWireless
312-775ChicagoLandline
312-776ChicagoWireless
312-777ChicagoLandline
312-778ChicagoLandline
312-779ChicagoLandline
312-780ChicagoLandline
312-781ChicagoLandline
312-782ChicagoLandline
312-783ChicagoWireless
312-784ChicagoLandline
312-785ChicagoWireless
312-786ChicagoLandline
312-787ChicagoLandline
312-788ChicagoLandline
312-789ChicagoLandline
312-790ChicagoWireless
312-791ChicagoLandline
312-792ChicagoLandline
312-793ChicagoLandline
312-794ChicagoLandline
312-795ChicagoLandline
312-796ChicagoLandline
312-797ChicagoLandline
312-798ChicagoLandline
312-799ChicagoLandline
312-800ChicagoLandline
312-801ChicagoWireless
312-802ChicagoWireless
312-803ChicagoLandline
312-804ChicagoWireless
312-805ChicagoWireless
312-806ChicagoWireless
312-807ChicagoLandline
312-808ChicagoLandline
312-809ChicagoLandline
312-810ChicagoWireless
312-812ChicagoWireless
312-813ChicagoWireless
312-814ChicagoLandline
312-815ChicagoLandline
312-816Western SpringsWireless
312-817ChicagoLandline
312-818ChicagoWireless
312-819ChicagoLandline
312-820ChicagoWireless
312-821ChicagoLandline
312-822ChicagoLandline
312-823ChicagoLandline
312-824ChicagoLandline
312-825ChicagoWireless
312-826ChicagoWireless
312-827ChicagoLandline
312-828ChicagoLandline
312-829ChicagoLandline
312-830ChicagoWireless
312-831ChicagoLandline
312-832ChicagoLandline
312-833ChicagoWireless
312-834ChicagoLandline
312-835ChicagoWireless
312-836ChicagoLandline
312-837ChicagoLandline
312-838ChicagoWireless
312-839ChicagoWireless
312-840ChicagoLandline
312-841ChicagoWireless
312-842ChicagoLandline
312-843ChicagoLandline
312-844Western SpringsWireless
312-845ChicagoLandline
312-846ChicagoLandline
312-847ChicagoLandline
312-848ChicagoWireless
312-849ChicagoLandline
312-850ChicagoLandline
312-851ChicagoWireless
312-852ChicagoWireless
312-853ChicagoLandline
312-854ChicagoLandline
312-855ChicagoLandline
312-856ChicagoLandline
312-857ChicagoLandline
312-858ChicagoLandline
312-859ChicagoWireless
312-860ChicagoWireless
312-861ChicagoLandline
312-862ChicagoLandline
312-863ChicagoLandline
312-864ChicagoLandline
312-865WheelingWireless
312-866ChicagoWireless
312-867ChicagoLandline
312-868ChicagoLandline
312-869ChicagoLandline
312-870ChicagoLandline
312-871ChicagoLandline
312-872ChicagoLandline
312-873ChicagoLandline
312-874ChicagoWireless
312-875ChicagoLandline
312-876ChicagoLandline
312-877ChicagoLandline
312-878ChicagoLandline
312-879ChicagoLandline
312-880ChicagoLandline
312-881ChicagoLandline
312-882ChicagoWireless
312-883ChicagoLandline
312-884ChicagoLandline
312-885ChicagoWireless
312-886ChicagoLandline
312-887ChicagoLandline
312-888ChicagoLandline
312-889ChicagoLandline
312-890ChicagoWireless
312-891ChicagoWireless
312-892ChicagoLandline
312-893ChicagoLandline
312-894ChicagoLandline
312-895ChicagoLandline
312-896ChicagoLandline
312-897ChicagoLandline
312-898ChicagoWireless
312-899ChicagoLandline
312-900ChicagoLandline
312-901ChicagoWireless
312-902ChicagoLandline
312-903ChicagoWireless
312-904ChicagoLandline
312-905ChicagoLandline
312-906ChicagoLandline
312-907ChicagoWireless
312-908ChicagoLandline
312-909ChicagoWireless
312-910ChicagoWireless
312-912ChicagoLandline
312-913ChicagoLandline
312-914ChicagoWireless
312-915ChicagoLandline
312-916ChicagoWireless
312-917ChicagoLandline
312-918ChicagoWireless
312-919ChicagoWireless
312-920ChicagoLandline
312-921ChicagoLandline
312-922ChicagoLandline
312-923ChicagoLandline
312-924ChicagoLandline
312-925ChicagoWireless
312-926ChicagoLandline
312-927ChicagoWireless
312-928ChicagoLandline
312-929ChicagoLandline
312-930ChicagoLandline
312-931ChicagoLandline
312-932ChicagoLandline
312-933ChicagoWireless
312-934ChicagoWireless
312-935ChicagoLandline
312-936ChicagoWireless
312-937ChicagoWireless
312-938ChicagoLandline
312-939ChicagoLandline
312-940ChicagoLandline
312-941ChicagoWireless
312-942ChicagoLandline
312-943ChicagoLandline
312-944ChicagoLandline
312-945ChicagoLandline
312-946ChicagoLandline
312-947ChicagoLandline
312-948ChicagoLandline
312-949ChicagoLandline
312-951ChicagoLandline
312-952ChicagoWireless
312-953ChicagoWireless
312-954ChicagoLandline
312-955ChicagoLandline
312-956ChicagoWireless
312-957ChicagoLandline
312-960ChicagoLandline
312-961ChicagoWireless
312-962ChicagoLandline
312-963ChicagoWireless
312-964ChicagoWireless
312-965ChicagoWireless
312-966ChicagoWireless
312-967ChicagoLandline
312-968Western SpringsWireless
312-969Western SpringsWireless
312-970ChicagoLandline
312-971ChicagoLandline
312-972ChicagoWireless
312-973ChicagoLandline
312-974ChicagoLandline
312-975ChicagoWireless
312-977ChicagoLandline
312-978ChicagoWireless
312-979ChicagoWireless
312-980ChicagoLandline
312-981ChicagoLandline
312-982ChicagoLandline
312-983ChicagoLandline
312-984ChicagoLandline
312-985ChicagoLandline
312-986ChicagoLandline
312-987ChicagoLandline
312-988ChicagoLandline
312-989ChicagoWireless
312-990Western SpringsWireless
312-991WheelingWireless
312-992ChicagoLandline
312-993ChicagoLandline
312-994ChicagoLandline
312-995ChicagoLandline
312-996ChicagoLandline
312-997ChicagoLandline
312-998ChicagoLandline
312-999ChicagoLandline

Statistics for area code 312