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Area code 283

Area code 283 covers Cincinnati, Ohio. Map, time zone, overlays, carriers, the full list of prefixes and how to dial it.

State: Ohio Major City: Cincinnati Eastern Time (ET) Overlay: 283/513
01 / WHERE IT IS

Where is area code 283?

Area code 283 is assigned to Cincinnati and the surrounding region in Ohio. Calls to numbers that start with 283 are routed to this area.

Area code 283 shares its territory with 513. Because it is an overlay, local calls require dialing all 10 digits.

Counties covered

Hamilton CountyButler CountyWarren CountyClermont CountyBrown CountyPreble County

Line types

  • Mobile 34.04%
  • Landline 65.96%
02 / MAP

Area code 283 on the map

The shaded area joins the code’s numbering centers; the marker shows its main city.

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© OpenStreetMap contributors

03 / LOCAL TIME

Current time in Cincinnati

This area code is in the Eastern Time (ET) time zone.

Local timeCincinnati, OH--:--:--

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America/New_YorkLive
04 / HOW TO DIAL

How to call Cincinnati

WITHIN THE US283 XXX XXXX

Always 10 digits — landline, mobile or VoIP. Local, long distance or a different state: the format is always the same. You do not need to dial the 1 first.

FROM ABROAD+1 283 XXX XXXX

Exit codes: 00 Europe/Mexico · 011 Canada · 010 Japan · + universal

WHATSAPP / IMESSAGE+1 283 XXX XXXX

Always save the number in international format so messaging apps recognize it correctly:

Call typeTraditional landlineMobile / VoIP
Local (same area code)10 digits10 digits
US long distance1 + 10 digits10 digits
Emergency911911
🌐Universal+1 283 555 0123
🇪🇸🇲🇽Spain / Mexico00 1 283 555 0123
🇦🇺Australia0011 1 283 555 0123
🇯🇵Japan010 1 283 555 0123
HAVE THE FULL NUMBER?

Learn more about that number.

Check the line type and the carrier the number block was originally assigned to.

10 digits to see the carrier and line type of the number

05 / CARRIERS

Carriers in area code 283

Share of the number blocks by carrier and line type.

Landline

Sinch
55%
Wide Voice
16%
Five9
6%
Nuso
3%
IP Horizon
3%
Others
16%

Mobile

AT&T Mobility
56%
T-MOBILE USA
31%
Sinch
6%
Boost Mobile
6%

Carrier shown is the original assignment of each number block and may differ today because of number portability.

06 / PREFIXES

Complete list of prefixes for area code 283

47 number blocks (NXX) assigned in this area code.

PrefixTypeCityCarrier
(283) 200 Landline Trenton SinchONVOY, LLC - OH
(283) 201 Landline Clermont SinchONVOY, LLC - OH
(283) 202 Landline Morrow SinchONVOY, LLC - OH
(283) 203 Mobile Cincinnati AT&T MobilityNEW CINGULAR WIRELESS PCS, LLC - IL
(283) 204 Landline Morning Sun SinchONVOY, LLC - OH
(283) 205 Landline South Lebanon SinchONVOY, LLC - OH
(283) 206 Landline Williamsburg SinchONVOY, LLC - OH
(283) 207 Landline Shandon SinchONVOY, LLC - OH
(283) 208 Landline Harrison SinchONVOY, LLC - OH
(283) 209 Landline Cincinnati SinchONVOY, LLC - OH

Showing 10 of 47 prefixes

07 / FAQ

Frequently asked questions about area code 283

Where is area code 283 used?
Area code 283 serves Cincinnati and the surrounding area in Ohio, including Hamilton County, Butler County, Warren County, Clermont County, Brown County.
What city is area code 283 from?
The main city of area code 283 is Cincinnati, OH.
What time zone is area code 283 in?
Area code 283 is in the Eastern Time (ET) time zone (America/New_York).
Is 283 an overlay area code?
Yes. It shares its territory with 513. In an overlay, every call requires dialing all 10 digits.
How do I call a number with area code 283 from the United States?
Dial the 10 digits: 283 + 7-digit number. For some long-distance calls from a landline you may need to add a 1 first.
How do I call a 283 number from another country?
Dial your country's exit code (or +), then 1, then 283 and the seven-digit number. From a mobile you can use +1 283 XXX XXXX.
Which carriers use area code 283?
Most landline blocks belong to Sinch and most mobile blocks to AT&T Mobility. The carrier shown is the original assignment and may differ today because of number portability.
Is area code 283 for landlines, mobiles or both?
Both. About 65.96% of the number blocks are landline, 34.04% mobile.
How do I save a 283 number in WhatsApp or my phone?
Save it in international format: +1 283 XXX XXXX. That way WhatsApp, iMessage and Telegram recognize it from any country.
Is it safe to answer calls from area code 283?
The area code only shows the region a number was assigned to; it does not tell you who is calling. Scammers can fake any area code, so do not share personal or banking information with unknown callers, and let unknown numbers go to voicemail.
KEEP EXPLORING

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Other area codes in Ohio

216 · Cleveland220 · Athens234 · Akron326 · Dayton330 · Akron380 · Columbus419 · Toledo440 · Willoughby513 · Cincinnati567 · Toledo614 · Columbus740 · Newark937 · Dayton

View all Ohio area codes →