- City / exchange
- Dupree
- Province / state
- South Dakota
- Country
- United States
- Carrier
- Cheyenne River Sioux Tribal Tel. Authority
- Line type
- Landline or business line
- OCN
- 1647
- Status
- In Service
- Number pooling
- No
605-538 phone numbers
Dupree, South Dakota, United States · Cheyenne River Sioux Tribal Tel. Authority
Reported numbers in 605-538
No numbers in this block have been reported by visitors yet.
What does the 605-538 prefix tell you?
Every North American number is area code + prefix + line. The prefix 605-538 was assigned to Cheyenne River Sioux Tribal Tel. Authority on an unknown date for the Dupree exchange. A call from this block usually originates from a Cheyenne River Sioux Tribal Tel. Authority customer in or near Dupree, but caller ID can be spoofed to show any number.