- City / exchange
- Duncan
- Province / state
- Oklahoma
- Country
- United States
- Carrier
- New Cingular Wireless Pcs, LLC - Il
- Line type
- Likely mobile
- OCN
- 6534
- Status
- In Service
- Assigned
- 02/20/2026
- Number pooling
- Yes (block shared between carriers)
580-605 phone numbers
Duncan, Oklahoma, United States · New Cingular Wireless Pcs, LLC - Il
Reported numbers in 580-605
No numbers in this block have been reported by visitors yet.
What does the 580-605 prefix tell you?
Every North American number is area code + prefix + line. The prefix 580-605 was assigned to New Cingular Wireless Pcs, LLC - Il on 02/20/2026 for the Duncan exchange. A call from this block usually originates from a New Cingular Wireless Pcs, LLC - Il customer in or near Duncan, but caller ID can be spoofed to show any number.