| General Information about Area Code 628 | |
|---|---|
| Country | United States |
| State / Province / Territory | California |
| Major City | San Francisco |
| Time Zone | Pacific (UTC-08:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 628-206 | San Francisco | San Francisco | Landline |
| 628-888 | San Rafael | Marin | Landline |
| 628-600 | San Francisco | San Francisco | Landline |
| 628-400 | San Francisco | San Francisco | Landline |
| 628-300 | San Francisco | San Francisco | Landline |
| 628-800 | San Francisco | San Francisco | Landline |
| 628-444 | San Francisco | San Francisco | Landline |
| 628-233 | - | - | - |
| 628-234 | San Rafael | Marin | Landline |
| 628-666 | Novato | Marin | Landline |
| 628-224 | - | - | - |
| 628-333 | San Francisco | San Francisco | Landline |
| 628-242 | San Francisco | San Francisco | Landline |
| 628-200 | San Francisco | San Francisco | Landline |
| 628-221 | San Francisco | San Francisco | Landline |
| 628-500 | San Rafael | Marin | Landline |
| 628-777 | San Francisco | San Francisco | Landline |
| 628-232 | Inverness | Marin | Landline |
| 628-223 | - | - | - |
| 628-222 | San Francisco | San Francisco | Landline |