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Cincinnati, OH Area Codes

Cincinnati, Ohio (population 314,367) uses area codes 513 and 283.

Area code513
Area code283
Time zoneEastern
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CincinnatiHamiltonMiddletownFairfieldMasonOxfordLebanonNorwoodMonroeTrentonBridgetownHarrisonLovelandCincinnati
Cincinnati and nearby cities in area code 513

Carriers with Cincinnati numbers

516 prefixes are assigned to the Cincinnati exchange: 42% mobile, 11% VoIP and cable, 47% landline.

CarrierPrefixes
altafiber (Cincinnati Bell)189
Verizon Wireless105
T-Mobile64
AT&T Mobility47
Onvoy (Sinch)19
Spok16
Lumen (Level 3)16
American Messaging Services6

Area codes used in Cincinnati

Area codePrefixes serving CincinnatiMain carriers in this code
513502altafiber (Cincinnati Bell), Verizon Wireless, T-Mobile
28314Onvoy (Sinch), AT&T Mobility, Wide Voice

Cincinnati phone number prefixes

Numbers starting with these first six digits were originally assigned to the Cincinnati exchange.

Nearby cities in area code 513

Questions

What is the area code for Cincinnati, OH?
Cincinnati uses 2 area codes: 513 and 283. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
What time zone is Cincinnati in?
Cincinnati is in the Eastern time zone.