| District of Ohio area codes: 937 | |
|---|---|
| Country | United States |
| State/Province | Ohio |
| Major City | Dayton |
| Time Zone | Eastern |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 937-386 | Adams | Seaman, OH | Frontier North |
| 937-387 | Montgomery | Vandalia, OH | Choice One Communications |
| 937-388 | Montgomery | Miamisburg, OH | Choice One Communications |
| 937-389 | Greene | Dayton, OH | Cincinnati Bell Wireless |
| 937-390 | Clark | Springfield, OH | Ameritech Ohio |
| 937-391 | Clark | Enon, OH | Usa Mobility Wireless |
| 937-392 | Brown | Ripley, OH | Ameritech Ohio |
| 937-393 | Highland | Hillsboro, OH | Ameritech Ohio |
| 937-394 | Shelby | Anna, OH | United Tel. Co. Of Ohio - Centurylink |
| 937-395 | Montgomery | Dayton, OH | Ameritech Ohio |
| 937-396 | Montgomery | Dayton, OH | Ameritech Ohio |
| 937-397 | Montgomery | Dayton, OH | Leap Wireless Intl DBA Cricket Comm |
| 937-398 | Clark | Springfield, OH | Choice One Communications |
| 937-399 | Clark | Springfield, OH | Ameritech Ohio |
| 937-401 | Montgomery | Dayton, OH | Intermedia Communications Inc. |
| 937-402 | Highland | Hillsboro, OH | Sprint Spectrum L.p. |
| 937-403 | Highland | Hillsboro, OH | New Cingular Wireless PCS - IL |
| 937-404 | Logan | Bellefontaine, OH | United Tel. Co. Of Ohio - Centurylink |
| 937-405 | Clark | New Carlisle, OH | Level 3 Communications LLC |
| 937-406 | Greene | Dayton, OH | American Messaging (am) |
There are 694 prefixes, In the code area, the major cities are Beavercreek, OH;Centerville, OH;Dayton, OH;Fairbor. The major city is Dayton.