628 Area Code
Area code 628 generally covers San Francisco, San Rafael, and Novato in the U.S. State of California.
Top cities in area code 628
| City | Prefixes |
|---|---|
| San Francisco, CA | 64.4% |
| San Rafael, CA | 6.8% |
| Novato, CA | 5.9% |
| Belvedere Tiburon, CA | 4.2% |
| Point Reyes Station, CA | 3.4% |
| Corte Madera, CA | 3.4% |
| Inverness, CA | 3.4% |
| Mill Valley, CA | 2.5% |
| Stinson Beach, CA | 2.5% |
| Nicasio, CA | 2.5% |
Top telephone carriers in area code 628
| Carrier | Prefixes |
|---|---|
| Fractel | 20.3% |
| Onvoy | 12.7% |
| Bandwidth.com | 10.2% |
| T-Mobile | 9.3% |
| Teleport Communications America | 6.8% |
| Verizon | 6.8% |
| Peerless Network Of California | 5.9% |
| Level 3 Communications | 5.1% |
| New Cingular Wireless | 4.2% |
| Sonic Telecom | 2.5% |
Area code 628 has 118 prefixes
| Prefix | Primary City | Usage | |
|---|---|---|---|
| 628-201 | San Francisco | Landline | Onvoy |
| 628-202 | Belvedere Tiburon | Wireless | T-Mobile |
| 628-203 | Stinson Beach | Landline | Onvoy |
| 628-204 | Nicasio | Wireless | T-Mobile |
| 628-205 | San Francisco | Wireless | Verizon |
| 628-206 | San Francisco | Landline | Pacific Bell |
| 628-207 | San Francisco | Landline | Bandwidth.com |
| 628-208 | San Francisco | Landline | Vonage America |
| 628-209 | Novato | Landline | Telnyx |
| 628-210 | Inverness | Landline | Peerless Network Of California |
| 628-212 | Corte Madera | Landline | Bandwidth.com |
| 628-213 | San Francisco | Wireless | T-Mobile |
| 628-214 | Novato | Landline | Peerless Network Of California |
| 628-215 | San Francisco | Landline | Bandwidth.com |
| 628-216 | Point Reyes Station | Landline | Bandwidth.com |
| 628-217 | San Francisco | Landline | Teleport Communications America |
| 628-218 | San Francisco | Landline | Mcimetro Access Transmission Services |
| 628-219 | San Francisco | Wireless | New Cingular Wireless |
| 628-220 | San Francisco | Landline | Level 3 Communications |
| 628-221 | San Francisco | Landline | CenturyLink Communications |
| 628-222 | San Francisco | Landline | Onvoy |
| 628-223 | San Francisco | Landline | Teleport Communications America |
| 628-224 | San Francisco | Wireless | New Cingular Wireless |
| 628-225 | San Francisco | Wireless | Verizon |
| 628-226 | Belvedere Tiburon | Wireless | New Cingular Wireless |
| 628-227 | San Francisco | Wireless | Bandwidth.com |
| 628-228 | San Francisco | Landline | Pacific Bell |
| 628-229 | Point Reyes Station | Landline | Onvoy |
| 628-230 | San Francisco | Wireless | Verizon |
| 628-231 | San Francisco | Landline | Teleport Communications America |
| 628-232 | Inverness | Landline | Peerless Network Of California |
| 628-233 | San Francisco | Wireless | New Cingular Wireless |
| 628-234 | San Rafael | Landline | US Telepacific |
| 628-235 | San Francisco | Landline | Level 3 Communications |
| 628-236 | Novato | Wireless | T-Mobile |
| 628-237 | San Francisco | Wireless | T-Mobile |
| 628-238 | Novato | Wireless | Airus |
| 628-239 | San Francisco | Landline | Bandwidth.com |
| 628-240 | San Rafael | Wireless | T-Mobile |
| 628-241 | San Francisco | Wireless | T-Mobile |
| 628-242 | San Francisco | Landline | Pacific Bell |
| 628-243 | San Rafael | Landline | Onvoy |
| 628-244 | Belvedere Tiburon | Landline | Peerless Network Of California |
| 628-245 | San Francisco | Landline | Onvoy |
| 628-246 | San Francisco | Landline | Bandwidth.com |
| 628-247 | San Francisco | Landline | Teleport Communications America |
| 628-248 | San Francisco | Landline | Teleport Communications America |
| 628-249 | San Francisco | Wireless | Verizon |
| 628-250 | San Francisco | Landline | Verizon |
| 628-251 | San Francisco | Landline | Peerless Network Of California |
| 628-252 | Corte Madera | Wireless | T-Mobile |
| 628-253 | San Rafael | Landline | Bandwidth.com |
| 628-254 | San Francisco | Landline | Bandwidth.com |
| 628-255 | San Francisco | Wireless | Verizon |
| 628-256 | San Francisco | Landline | Sonic Telecom |
| 628-257 | Mill Valley | Landline | Race Telecommunications |
| 628-258 | Nicasio | Landline | T-Mobile |
| 628-259 | Novato | Wireless | New Cingular Wireless |
| 628-260 | San Francisco | Landline | Teleport Communications America |
| 628-262 | San Francisco | Landline | Exiant Communications |
| 628-263 | San Francisco | Landline | Mcimetro Access Transmission Services |
| 628-264 | San Francisco | Wireless | T-Mobile |
| 628-265 | Inverness | Landline | Bandwidth.com |
| 628-266 | San Francisco | Landline | Bandwidth.com |
| 628-267 | San Francisco | Landline | Teleport Communications America |
| 628-268 | San Francisco | Landline | Level 3 Communications |
| 628-269 | San Rafael | Wireless | T-Mobile |
| 628-270 | San Francisco | Landline | Sonic Telecom |
| 628-271 | San Francisco | Landline | Onvoy Spectrum |
| 628-272 | Point Reyes Station | Landline | Onvoy |
| 628-273 | San Francisco | Landline | Level 3 Communications |
| 628-274 | San Francisco | Landline | Level 3 Communications |
| 628-275 | San Francisco | Landline | Level 3 Communications |
| 628-280 | San Francisco | Landline | Sonic Telecom |
| 628-286 | San Francisco | Landline | Wide Voice |
| 628-288 | Mill Valley | Landline | Fractel |
| 628-300 | San Francisco | Landline | Onvoy |
| 628-333 | San Francisco | Landline | Onvoy |
| 628-336 | San Rafael | Landline | Fractel |
| 628-345 | Point Reyes Station | Landline | Fractel |
| 628-348 | Belvedere Tiburon | Landline | Fractel |
| 628-356 | Nicasio | Landline | Fractel |
| 628-363 | San Francisco | Wireless | Verizon |
| 628-388 | Inverness | Landline | Fractel |
| 628-399 | San Francisco | Landline | Fractel |
| 628-400 | San Francisco | Landline | Onvoy |
| 628-432 | San Francisco | Landline | Fractel |
| 628-433 | Novato | Landline | Bandwidth.com |
| 628-444 | San Francisco | Landline | Onvoy |
| 628-465 | Sausalito | Landline | Fractel |
| 628-466 | San Francisco | Landline | Ton80 Communications |
| 628-477 | Mill Valley | Landline | Fractel |
| 628-500 | San Rafael | Landline | Onvoy |
| 628-502 | San Francisco | Wireless | Verizon |
| 628-529 | San Francisco | Landline | Fractel |
| 628-561 | Stinson Beach | Landline | Peerless Network Of California |
| 628-588 | San Francisco | Landline | Fractel |
| 628-600 | San Francisco | Landline | Onvoy |
| 628-628 | San Francisco | Landline | Fractel |
| 628-629 | San Francisco | Landline | Hd Carrier |
| 628-652 | San Francisco | Landline | Teleport Communications America |
| 628-667 | San Rafael | Landline | Fractel |
| 628-682 | Novato | Landline | Twilio International |
| 628-688 | San Francisco | Landline | Fractel |
| 628-724 | Belvedere Tiburon | Landline | Fractel |
| 628-732 | San Francisco | Landline | Fractel |
| 628-758 | San Francisco | Landline | Fractel |
| 628-766 | Stinson Beach | Landline | Fractel |
| 628-786 | San Francisco | Landline | Fractel |
| 628-788 | San Francisco | Landline | Fractel |
| 628-800 | San Francisco | Landline | Onvoy |
| 628-842 | Corte Madera | Landline | Fractel |
| 628-867 | San Francisco | Landline | Commio |
| 628-877 | Corte Madera | Landline | Onvoy |
| 628-895 | San Francisco | Landline | Rclec |
| 628-899 | San Francisco | Landline | Peerless Network Of California |
| 628-946 | San Francisco | Landline | Fractel |
| 628-977 | San Francisco | Landline | Fractel |