Area code 726 is in service since Aug 22, 1970. Code was created from area code 210.
| County | Population | % of 726 | % of County |
|---|---|---|---|
| Bexar County | 1,714,773 | 93 | 91 |
| Comal County | 108,472 | 2 | 5 |
| City | Population | % of 726 | % of City |
|---|---|---|---|
| San Antonio | 1,327,407 | 38 | 100 |
| Schertz | 31,465 | 2 | 80 |
| Universal City | 18,530 | 100 | |
| Converse | 18,198 | 1 | 100 |
| Cibolo | 15,349 | 1 | 93 |
| Live Oak | 13,131 | 100 | |
| Leon Valley | 10,151 | 100 | |
| Lackland AFB | 9,918 | 100 | |
| Kirby | 8,000 | 100 | |
| Helotes | 7,341 | 1 | 100 |
| Alamo Heights | 7,031 | 100 | |
| Selma | 5,540 | 100 | |
| Windcrest | 5,364 | 100 | |
| Terrell Hills | 4,878 | 100 | |
| Castle Hills | 4,116 | 100 | |
| Mountain | 3,124 | 1 | 100 |
| Hollywood Park | 3,062 | 100 | |
| Shavano Park | 3,035 | 100 | |
| Balcones Heights | 2,941 | 100 | |
| Garden Ridge | 3,259 | 82 | |
| Oaks | 4,957 | 46 | |
| Olmos Park | 2,237 | 100 | |
| Fair Oaks Ranch | 5,986 | 26 | |
| Elmendorf | 1,488 | 95 | |
| Randolph AFB | 1,241 | 100 | |
| China Grove | 1,179 | 100 | |
| Von Ormy | 1,085 | 100 | |
| Hill Country Village | 985 | 100 | |
| Macdona | 559 | 100 | |
| Grey Forest | 483 | 100 | |
| Somerset | 1,631 | 22 | |
| Leming | 946 | 22 |