Where Is Area Code 940?
Area code 940 is found in the US state of Texas. Primarily servicing the city of Denton (population: 148961), area code 940 covers 22 counties of Texas.
Located in the Central time zone, area code 940 is on the same time as Chicago, IL.
Area code 940 was brought into effect on May 25, 1997. 940 was split from the parent 817 area code.
Counties in Area Code 940
- Archer,
- Baylor,
- Childress,
- Clay,
- Cooke,
- Dallas,
- Denton,
- Haskell,
- Jack,
- Knox,
- Montague,
- Palo Pinto,
- Parker,
- Stonewall,
- Throckmorton,
- Wichita,
- Wilbarger,
- Wise,
- Young.
Most Populous Cities in Area Code 940
| City | County | City Population | Time Zone |
|---|---|---|---|
| Denton | Denton | 148,961 | CST |
| Wichita Falls | Wichita | 101,896 | CST |
| Coppell | Dallas | 40,088 | CST |
| Gainesville | Cooke | 26,290 | CST |
| Aubrey | Denton | 23,634 | CST |
| Mineral Wells | Palo Pinto | 21,991 | CST |
| Argyle | Denton | 19,661 | CST |
| Decatur | Wise | 15,944 | CST |
| Sanger | Denton | 14,404 | CST |
| Justin | Denton | 13,981 | CST |
| Graham | Young | 13,107 | CST |
| Iowa Park | Wichita | 13,050 | CST |
| Vernon | Wilbarger | 12,725 | CST |
| Bridgeport | Wise | 11,541 | CST |
| Lake Dallas | Denton | 11,472 | CST |
| Burkburnett | Wichita | 11,275 | CST |
| Bowie | Montague | 9,633 | CST |
| Rhome | Wise | 8,794 | CST |
| Krum | Denton | 7,677 | CST |
| Sheppard AFB | Wichita | 7,538 | CST |
| Pilot Point | Denton | 7,088 | CST |
| Childress | Childress | 7,027 | CST |
| Jacksboro | Jack | 6,218 | CST |
| Boyd | Wise | 5,961 | CST |
| Paradise | Wise | 5,444 | CST |
Note: The above list is based off of the top 25 most populous cities in the area code as per 2012 United States Census Bureau estimates.
View all United States Area Codes.
This page was last updated on July 3, 2015.