Area codes in Dover, Delaware
Dover, Delaware uses area code 302. The main Dover area code is 302.
Area codes serving Dover
All Delaware area codes · Is a Dover call a scam?
Nearby cities
- Philadelphia area codes
- Annapolis area codes
- West Chester area codes
- Camden area codes
- Baltimore area codes
- Cherry Hill area codes
- Atlantic City area codes
- Silver Spring area codes
Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of June 20, 2026. Refreshed monthly.