| Area Code 925 Details | |
|---|---|
| Country | United States |
| State/Province | California |
| Major City | Oakland |
| Time Zone | Pacific |
| Prefix | County | Phone Type | Status |
|---|---|---|---|
| 925-304 | Contra Costa | Landline | Active |
| 925-305 | Contra Costa | Landline | Active |
| 925-307 | Contra Costa | Landline | Active |
| 925-308 | Contra Costa | Landline | Active |
| 925-309 | Contra Costa | Landline | Active |
| 925-310 | Contra Costa | Landline | Active |
| 925-312 | Contra Costa | Cell Number | Active |
| 925-313 | Contra Costa | Landline | Active |
| 925-314 | Contra Costa | Landline | Active |
| 925-315 | Alameda | Landline | Active |
| 925-316 | Contra Costa | Landline | Active |
| 925-317 | Contra Costa | Landline | Active |
| 925-318 | Contra Costa | Landline | Active |
| 925-319 | Alameda | Landline | Active |
| 925-320 | Contra Costa | Landline | Active |
| 925-321 | Alameda | Cell Number | Active |
| 925-322 | Contra Costa | Landline | Active |
| 925-323 | Contra Costa | Cell Number | Active |
| 925-324 | Contra Costa | Cell Number | Active |
| 925-325 | Contra Costa | Cell Number | Active |