| District of Indiana area codes: 812 | |
|---|---|
| Country | United States |
| State/Province | Indiana |
| Major City | Evansville |
| Time Zone | Eastern |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 812-241 | Vigo | Terre Haute, IN | New Cingular Wireless PCS - IL |
| 812-242 | Vigo | Terre Haute, IN | Frontier North |
| 812-243 | Vigo | Terre Haute, IN | Cellco Partnership DBA Verizon Wireless |
| 812-244 | Vigo | Terre Haute, IN | Frontier North |
| 812-245 | Monroe | Bloomington, IN | Windstream Norlight |
| 812-246 | Clark | Sellersburg, IN | Ameritech Indiana |
| 812-247 | Martin | Shoals, IN | Frontier North |
| 812-248 | Clark | Sellersburg, IN | Ameritech Indiana |
| 812-249 | Vigo | Terre Haute, IN | Cellco Partnership DBA Verizon Wireless |
| 812-250 | Vanderburgh | Evansville, IN | Teleport Communications America |
| 812-251 | Vigo | Terre Haute, IN | Sprint Spectrum L.p. |
| 812-252 | Clark | Henryville, IN | New Cingular Wireless PCS - GA |
| 812-253 | Vanderburgh | Evansville, IN | Windstream Norlight |
| 812-254 | Daviess | Washington, IN | Ameritech Indiana |
| 812-255 | Knox | Vincennes, IN | Windstream Norlight |
| 812-256 | Clark | Charlestown, IN | Ameritech Indiana |
| 812-257 | Daviess | Washington, IN | Ameritech Indiana |
| 812-258 | Clark | Jeffersonville, IN | Ameritech Indiana |
| 812-259 | Daviess | Washington, IN | New Cingular Wireless PCS - IL |
| 812-260 | Dearborn | Lawrenceburg, IN | Tw Telecom Of Ohio LLC - OH |
There are 744 prefixes, In the code area, the major cities are Bloomington, IN;Clarksville, IN;Columbus, IN;Evans. The major city is Evansville.