Area codes in Miami, Florida
Miami, Florida uses 3 area codes — 305, 786 and 645. The main Miami area code is 305.
Area codes serving Miami
Phone numbers in Miami are written as ten digits — for example (305) 555-0190 — and fall in the Eastern Time zone.
How Miami came to have 3 area codes
The original Miami area code is 305, in service since 1947. As the area ran low on available numbers, overlay codes were added over the same region for new phone lines: 786 (1998) and 645 (2023). Existing numbers kept their original code — an overlay never forces anyone to change their number — which is why Miami now uses all 3 codes and every local call is dialed with ten digits.
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Nearby cities
- Westchester area codes
- Hollywood area codes
- Fort Lauderdale area codes
- Homestead area codes
- Pompano Beach area codes
- Boca Raton area codes
- Delray Beach area codes
- Boynton Beach area codes
More cities in Florida
- Orlando area codes
- Tampa area codes
- Jacksonville area codes
- Pensacola area codes
- Tallahassee area codes
- West Palm Beach area codes
- Fort Myers area codes
- Gainesville area codes
Frequently asked questions
What is the area code for Miami?
The main area code for Miami, Florida is 305. Miami is now served by 3 area codes in total: 305, 786, 645.
How many area codes does Miami have?
Miami has 3 area codes: 305, 786, 645.
Why does Miami have more than one area code?
As Miami used up the numbers available in its original area code (305, in service since 1947), additional "overlay" codes were added over the same area so new phone numbers could keep being assigned.
How do you dial a Miami number?
Dial all 10 digits — the area code (305 or 786 or 645) followed by the 7-digit local number. From abroad, dial +1, then the area code and number.
Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of August 2, 2026. Refreshed monthly.