| District of Ohio area codes: 440 | |
|---|---|
| Country | United States |
| State/Province | Ohio |
| Major City | Cleveland |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 440-348 | Cuyahoga | Westlake, OH | Xo Ohio |
| 440-349 | Cuyahoga | Chagrin Falls, OH | Ameritech Ohio |
| 440-350 | Lake | Painesville, OH | Ameritech Ohio |
| 440-351 | Cuyahoga | Berea, OH | Sprint Spectrum L.p. |
| 440-352 | Lake | Painesville, OH | Ameritech Ohio |
| 440-353 | Lorain | Elyria, OH | Windstream Ohio |
| 440-354 | Lake | Painesville, OH | Ameritech Ohio |
| 440-355 | Lorain | Lagrange, OH | Windstream Ohio |
| 440-356 | Cuyahoga | Cleveland, OH | Ameritech Ohio |
| 440-357 | Lake | Painesville, OH | Ameritech Ohio |
| 440-358 | Lake | Painesville, OH | Ameritech Ohio |
| 440-359 | Cuyahoga | Cleveland, OH | Xo Ohio |
| 440-360 | Cuyahoga | Westlake, OH | T-mobile Usa |
| 440-361 | Ashtabula | Geneva, OH | New Cingular Wireless PCS - IL |
| 440-363 | Lake | Painesville, OH | Broadwing Communications |
| 440-364 | Lake | Willoughby, OH | New Cingular Wireless PCS - IL |
| 440-365 | Lorain | Elyria, OH | Windstream Ohio |
| 440-366 | Lorain | Elyria, OH | Windstream Ohio |
| 440-367 | Lake | Kirtland, OH | Broadwing Communications |
| 440-368 | Lake | Mentor, OH | Broadwing Communications |
There are 625 prefixes, In the code area, the major cities are Ashtabula, OH;Eastlake, OH;Elyria, OH;Lorain, OH;M. The major city is Cleveland.