305 Area Code: Miami, Key West
Updated: November 2026. Area code data: NANPA assignments via Simple Wikipedia and areacode.fyi, checked November 2026.
It covers Miami-Dade County and the Florida Keys. Overlays 786 and 645 serve the same area.
| Area code | 305 |
|---|---|
| Location | Miami, Key West |
| Time zone | Eastern Time |
| Type | Geographic |
| In service since | 1947 |
| Region | Florida |
Where is 305?
Miami, Key West. It covers Miami-Dade County and the Florida Keys. Overlays 786 and 645 serve the same area.
Time zone
Area code 305 is in the Eastern Time zone. The best time to call is generally between 9 a.m. and 8 p.m. local time. Use our best time to call tool to compare it with your own time.
History
305 is one of the original 1947 area codes and once covered all of Florida. Today it serves Miami-Dade County and the Florida Keys, with overlays 786 (1998) and 645.
How to dial 305
From the United States or Canada, dial 1 + 305 + the 7-digit number. From abroad, dial your international prefix, then 1 + 305 + the number — for example, +1 305 555 0132.
Is a call from 305 a scam?
Scammers can fake any area code, including 305. A number that looks local is not proof of who is calling. Never share passwords, verification codes or payment details with an unexpected caller; hang up and call the company back on a number from its official website. Report scam calls at reportfraud.ftc.gov, and forward spam texts to 7726.
Report scam calls at reportfraud.ftc.gov, forward spam texts to 7726, and register on the National Do Not Call Registry at donotcall.gov.
Nearby area codes
FAQs
What city is area code 305?
Miami, Key West.
What time zone is area code 305?
Eastern Time.
Is 305 a toll-free area code?
No. 305 is a regular geographic area code, so calls to it are charged at your normal rate.
How do I call a 305 number from abroad?
Dial your international prefix, then 1 + 305 + the 7-digit number — for example, +1 305 555 0132.
Should I call back an unknown 305 number?
Only if you are expecting the call. If you do not recognise the number, look the company up independently instead of calling back — scammers often hope a callback will connect you to a premium-rate or phishing line.
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