Duncan, OK Area Code
Duncan, Oklahoma (population 23,238) uses area code 580.
Carriers with Duncan numbers
15 prefixes are assigned to the Duncan exchange: 47% mobile, 13% VoIP and cable, 40% landline.
| Carrier | Prefixes |
|---|---|
| AT&T (Southwestern Bell) | 5 |
| T-Mobile | 3 |
| UScellular | 2 |
| Verizon Wireless | 1 |
| AT&T Mobility | 1 |
| Lumen (Level 3) | 1 |
| Telnyx | 1 |
| Ton80 Communications | 1 |
Area codes used in Duncan
| Area code | Prefixes serving Duncan | Main carriers in this code |
|---|---|---|
| 580 | 15 | AT&T (Southwestern Bell), AT&T Mobility, Pioneer Tel. Coop. |
Duncan phone number prefixes
Numbers starting with these first six digits were originally assigned to the Duncan exchange.
580-251AT&T (Southwestern Bell)580-252AT&T (Southwestern Bell)580-255AT&T (Southwestern Bell)580-467UScellular580-470AT&T (Southwestern Bell)580-475AT&T (Southwestern Bell)580-560Verizon Wireless580-605AT&T Mobility580-606T-Mobile580-656UScellular580-736T-Mobile580-786Lumen (Level 3)580-860Telnyx580-943T-Mobile580-990Ton80 Communications
Nearby cities in area code 580
Questions
- What is the area code for Duncan, OK?
- The area code for Duncan, Oklahoma is 580.
- What time zone is Duncan in?
- Duncan is in the Central time zone.