| District of Indiana area codes: 765 | |
|---|---|
| Country | United States |
| State/Province | Indiana |
| Major City | Indianapolis |
| Time Zone | Eastern |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 765-287 | Delaware | Muncie, IN | Ameritech Indiana |
| 765-288 | Delaware | Muncie, IN | Ameritech Indiana |
| 765-289 | Delaware | Muncie, IN | Ameritech Indiana |
| 765-291 | Montgomery | Wingate, IN | Teleport Communications America |
| 765-292 | Hamilton | Atlanta, IN | Clay Country Rural Tel Coop DBA Endeavor Comm |
| 765-293 | Grant | Marion, IN | Level 3 Communications |
| 765-294 | Fountain | Veedersburg, IN | Ameritech Indiana |
| 765-295 | Montgomery | Wingate, IN | Ameritech Indiana |
| 765-296 | Clinton | Mulberry, IN | Mulberry Cooperative Telephone Co. |
| 765-298 | Madison | Anderson, IN | Ameritech Indiana |
| 765-299 | Fountain | Attica, IN | Level 3 Communications |
| 765-300 | Tippecanoe | Battle Ground, IN | Peerless Network Of Indiana |
| 765-301 | Putnam | Greencastle, IN | Sprint Spectrum L.p. |
| 765-302 | Jay | Dunkirk, IN | New Cingular Wireless PCS - IL |
| 765-303 | Blackford | Montpelier, IN | Level 3 Communications |
| 765-304 | Rush | Lewisville, IN | Level 3 Communications |
| 765-305 | Randolph | Winchester, IN | Frontier North |
| 765-306 | Randolph | Lynn, IN | Frontier North |
| 765-307 | Montgomery | Crawfordsville, IN | New Cingular Wireless PCS - IL |
| 765-308 | Randolph | Modoc, IN | Level 3 Communications |
There are 613 prefixes, In the code area, the major cities are Anderson, IN;Kokomo, IN;Lafayette, IN;Marion, IN;M. The major city is Indianapolis.