Area codes in Dublin, California
Dublin, California uses area code 925. The main Dublin area code is 925.
Area codes serving Dublin
All California area codes · Is a Dublin call a scam?
Nearby cities
- Pleasanton area codes
- San Ramon area codes
- Danville area codes
- Livermore area codes
- Hayward area codes
- Union City area codes
- Fremont area codes
- San Leandro area codes
Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of June 20, 2026. Refreshed monthly.