- City / exchange
- Collins
- Province / state
- Wisconsin
- Country
- United States
- Carrier
- Onvoy, LLC - Wi
- Line type
- Likely VoIP / virtual number
- OCN
- 225C
- Status
- In Service
- Assigned
- 12/22/2025
- Number pooling
- Yes (block shared between carriers)
274-666 phone numbers
Collins, Wisconsin, United States · Onvoy, LLC - Wi
Reported numbers in 274-666
No numbers in this block have been reported by visitors yet.
What does the 274-666 prefix tell you?
Every North American number is area code + prefix + line. The prefix 274-666 was assigned to Onvoy, LLC - Wi on 12/22/2025 for the Collins exchange. A call from this block usually originates from a Onvoy, LLC - Wi customer in or near Collins, but caller ID can be spoofed to show any number.