| General Information | |
|---|---|
| Country | United States |
| State/Province | California |
| Major City | San Francisco |
| Time Zone | Pacific (UTC-08:00) |
| Current Local Time | 16:07 |
| Prefix | County | Primary City |
|---|---|---|
| 628-200 | San Francisco | San Francisco |
| 628-206 | San Francisco | San Francisco |
| 628-221 | San Francisco | San Francisco |
| 628-222 | San Francisco | San Francisco |
| 628-223 | - | - |
| 628-224 | - | - |
| 628-225 | - | - |
| 628-227 | - | - |
| 628-232 | Marin | Inverness |
| 628-233 | - | - |
| 628-234 | Marin | San Rafael |
| 628-242 | San Francisco | San Francisco |
| 628-300 | San Francisco | San Francisco |
| 628-333 | San Francisco | San Francisco |
| 628-400 | San Francisco | San Francisco |
| 628-444 | San Francisco | San Francisco |
| 628-500 | Marin | San Rafael |
| 628-600 | San Francisco | San Francisco |
| 628-666 | Marin | Novato |
| 628-777 | San Francisco | San Francisco |
| 628-800 | San Francisco | San Francisco |
| 628-888 | Marin | San Rafael |
| 628-900 | San Francisco | San Francisco |
| 628-999 | San Francisco | San Francisco |
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