| General Information about Area Code 903 | |
|---|---|
| Country | United States |
| State / Province / Territory | Texas |
| Major City | Tyler |
| Time Zone | Central (UTC-06:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 903-601 | Jefferson | Marion | Wireless |
| 903-539 | Tyler | Smith | Wireless |
| 903-734 | Gilmer | Upshur | Landline |
| 903-326 | Rice | Navarro | Landline |
| 903-345 | Chatfield | Navarro | Landline |
| 903-644 | Fairfield | Freestone | Landline |
| 903-573 | Mount Pleasant | Titus | Wireless |
| 903-443 | Ladonia | Fannin | Landline |
| 903-890 | Sherman | Grayson | Wireless |
| 903-308 | Emory | Rains | Landline |
| 903-229 | Rice | Navarro | Landline |
| 903-687 | Waskom | Harrison | Landline |
| 903-468 | Commerce | Hunt | Landline |
| 903-276 | Texarkana | Bowie | Wireless |
| 903-880 | Mabank | Kaufman | Landline |
| 903-947 | Tatum | Rusk | Landline |
| 903-447 | Quinlan | Hunt | Landline |
| 903-922 | Palestine | Anderson | Wireless |
| 903-872 | Corsicana | Navarro | Landline |
| 903-330 | Tyler | Smith | Wireless |