Area Code 283
Area code 283 is in Ohio, USA , spanning 5 counties and serving 53 cities, including Cincinnati, Fairfield or Mason; it currently uses 39 prefixes, assigned from 283-200-XXXX through 283-999-XXXX.
In service since April 28, 2023, area code 283 is an overlay Numbering Plan Area, part of overlay complex 513/283.
The current local time is .
For exact NPA boundaries see official 283 area code map
Phone number lookup
More Ohio area codes:
Locate any 283-NXX prefix:
| NPANXX | Area Served1 | Date2 |
|---|---|---|
| 283-200 | Trenton | 06/09/2023 |
| 283-201 | Clermont | 06/09/2023 |
| 283-202 | Morrow | 06/09/2023 |
| 283-203 | Cincinnati | 06/21/2023 |
| 283-204 | Morning Sun | 07/20/2023 |
| 283-205 | South Lebanon | 07/20/2023 |
| 283-206 | Williamsburg | 07/20/2023 |
| 283-207 | Shandon | 07/20/2023 |
| 283-208 | Harrison | 07/20/2023 |
| 283-209 | Cincinnati | 07/27/2023 |
| 283-210 | Mason | 08/11/2023 |
| 283-212 | Hamilton | 09/28/2023 |
| 283-213 | Little Miami | 09/28/2023 |
| 283-214 | Newtonsville | 10/13/2023 |
| 283-215 | Hamilton | 01/29/2024 |
| 283-216 | Bethany | 02/01/2024 |
| 283-217 | Little Miami | 02/06/2024 |
| 283-218 | Clermont | 02/20/2024 |
| 283-219 | Hamilton | 02/20/2024 |
| 283-220 | Cincinnati | 03/05/2024 |
| 283-221 | Lebanon | 03/07/2024 |
| 283-222 | Cincinnati | 03/11/2024 |
| 283-223 | Cincinnati | 04/17/2024 |
| 283-224 | Cincinnati | 08/13/2024 |
| 283-225 | Hamilton | 09/09/2024 |
| 283-226 | Trenton | 09/10/2024 |
| 283-227 | Cincinnati | 10/01/2024 |
| 283-228 | Seven Mile | 10/08/2024 |
| 283-229 | Cincinnati | 12/26/2024 |
| 283-230 | Cincinnati | 12/26/2024 |
| 283-231 | Hamilton | 12/26/2024 |
| 283-232 | Lebanon | 12/26/2024 |
| 283-233 | Oxford | 01/06/2025 |
| 283-283 | Cincinnati | 07/06/2023 |
| 283-333 | Cincinnati | 11/17/2023 |
| 283-444 | Bethel | 06/21/2023 |
| 283-777 | Waynesville | 10/17/2023 |
| 283-888 | Hamilton | 09/18/2023 |
| 283-999 | Little Miami | 10/11/2023 |
- For 'Area served' we list the rate center. In the North American Numbering Plan a rate center is a geographic area used to determine local calling boundaries for billing purposes. Its name is generally a locality, often not the only one served by an NPA-NXX combination.
- Assignment date.
- NXX prefixes last updated: March 1st, 2025
Cities in area code 283
| City1 | County | Time Zone2 |
|---|---|---|
| Addyston | Hamilton | E |
| Amelia | Clermont | E |
| Batavia | Clermont | E |
| Bethel | Clermont | E |
| Camp Dennison | Hamilton | E |
| Cincinnati | Clermont | E |
| Cleves | Hamilton | E |
| College Corner | Butler | E |
| Collinsville | Butler | E |
| Fairfield | Butler | E |
| Fayetteville | Brown | E |
| Felicity | Clermont | E |
| Goshen | Clermont | E |
| Hamilton | Butler | E |
| Harrison | Hamilton | E |
| Harveysburg | Warren | E |
| Hooven | Hamilton | E |
| Kings Mills | Warren | E |
| Lebanon | Warren | E |
| Loveland | Clermont | E |
| Maineville | Warren | E |
| Marathon | Clermont | E |
| Mason | Warren | E |
| Miamitown | Hamilton | E |
| Miamiville | Clermont | E |
| Middletown | Butler | E |
| Milford | Clermont | E |
| Monroe | Butler | E |
| Morrow | Warren | E |
| Moscow | Clermont | E |
| Mount St Joseph | Hamilton | E |
| New Richmond | Clermont | E |
| Newtonsville | Clermont | E |
| North Bend | Hamilton | E |
| Okeana | Butler | E |
| Oregonia | Warren | E |
| Overpeck | Butler | E |
| Owensville | Clermont | E |
| Oxford | Butler | E |
| Pleasant Plain | Warren | E |
| Ross | Butler | E |
| Seven Mile | Butler | E |
| Shandon | Butler | E |
| Sharonville | Hamilton | E |
| Somerville | Butler | E |
| South Lebanon | Warren | E |
| Springboro | Warren | E |
| St Bernard | Hamilton | E |
| Terrace Park | Hamilton | E |
| Trenton | Butler | E |
| Waynesville | Warren | E |
| West Chester | Butler | E |
| Williamsburg | Clermont | E |
- Listed above are most places served by USA area code 283. When multiple places in a US state share the same name we list the largest one only. Cities with population over 50,000 are displayed in bold text.
- E stands for Eastern Time (currently ).