Cities in area code 817
817 numbers are anchored to 25 rate centers across Texas. Each row shows how many active prefixes the locality holds — a direct measure of its numbering footprint.
Arlington, Fort Worth, Glendale, Euless, Grapevine, North Richland Hills, Roanoke and Weatherford hold the largest prefix inventories; and 16 smaller communities down to single-prefix localities. Each locality below links to its rate-center page with the full prefix list.
Metropolitan coverage: 25 rate centers belong to FCC top-100 metro areas.
Overlap note: 24 localities are shared with other area codes, so a neighbor's number may differ in its first three digits.
Clock-wise the coverage is Central.
A caller's real location can differ: numbers port between carriers and follow their owners when they move. Use the prefix tables to see where a specific number block was issued.
| Locality (rate center) | Active prefixes | Metro area | All codes serving it |
|---|---|---|---|
| Arlington | 230 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Fort Worth | 192 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Glendale | 64 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Euless | 47 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Grapevine | 36 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| North Richland Hills | 33 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Roanoke | 22 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Weatherford | 21 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Cleburne | 18 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Kennedale | 18 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Atlas | 17 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Keller | 17 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Granbury | 14 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Mansfield | 12 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Reno | 6 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Azle | 6 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Alvarado | 6 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Springtown | 5 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Cresson | 3 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Godley | 3 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Acton | 3 | (Fort Worth--Arlington, TX PMSA) | 682, 817 |
| Rhome | 3 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
| Denton | 2 | Dallas-Fort Worth-Arlington, TX | 817, 940 |
| Rio Vista | 1 | Dallas-Fort Worth-Arlington, TX | 817 |
| Grandview | 1 | Dallas-Fort Worth-Arlington, TX | 682, 817 |
FAQ
What is the biggest city in area code 817?
Arlington holds the most active prefixes (230), making it the code's largest numbering locality.
How many places does 817 cover?
25 rate centers in Texas hold active 817 prefixes, from Arlington down to communities with a single prefix.
Does a 817 number guarantee the caller lives in one of these places?
No — the tables show where number blocks were issued. Porting and VoIP let people keep or acquire numbers anywhere.