513 Area Code
Ohio, USA
Local time now · Eastern Time
3:44 AM
Area code 513 is in Ohio, USA, serving Cincinnati, Hamilton, Middletown and Fairfield. It uses Eastern Time — the time there now is 3:44 AM. 283 is an overlay for the same area, so local calls need 10-digit dialing. In service since 1947.
| Area code | 513 |
|---|---|
| Location | Ohio, USA |
| Major cities | Cincinnati, Hamilton, Middletown, Fairfield, Mason, Delhi Township, Oxford, Lebanon |
| Time zone | Eastern Time |
| Overlay codes | 283 |
| In service since | 1947 |
| Dialing | 1+10 digit permissible at each SPs discretion. |
Other area codes in Ohio
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Frequently asked questions
Where is area code 513?
Ohio, USA — including Cincinnati, Hamilton, Middletown, Fairfield and Mason.
What time zone is area code 513?
Eastern Time.
How do I call a 513 number from abroad?
Dial your international access code, then 1 (the country code), then 513 and the 7-digit number — for example +1 513 555 0100. From the UK or India dial 00 1 513 …; from Bangladesh 00 1 513 … .
Is a call from 513 a scam?
Not by itself — 513 is an ordinary geographic area code in Ohio. Numbers can be spoofed, so be careful with unexpected calls asking for money or personal details.
Sources: North American Numbering Plan Administrator (NANPA) NPA database (10/25/2026); major cities from Wikidata (CC0). An area code shows where a number was first assigned — with number portability and mobile phones, the caller may be anywhere.