Denton City Area Code List
| Area Codes | Country | State | City | Time Zone | Operating |
|---|---|---|---|---|---|
| 336 | US | North Carolina - NC | Denton | Eastern | Details |
| 402 | US | Nebraska - NE | Denton | Central | Details |
| 406 | US | Montana - MT | Denton | Mountain | Details |
| 410 | US | Maryland - MD | Denton | Eastern | Details |
| 443 | US | Maryland - MD | Denton | Eastern | Details |
| 817 | US | Texas - TX | Denton | Central | Details |
| 940 | US | Texas - TX | Denton | Central | Details |