- City / exchange
- Lake Ann
- Province / state
- Michigan
- Country
- United States
- Carrier
- New Cingular Wireless Pcs, LLC - Il
- Line type
- Likely mobile
- OCN
- 6534
- Status
- In Service
- Assigned
- 08/30/2002
- Number pooling
- Yes (block shared between carriers)
231-640 phone numbers
Lake Ann, Michigan, United States · New Cingular Wireless Pcs, LLC - Il
Reported numbers in 231-640
No numbers in this block have been reported by visitors yet.
What does the 231-640 prefix tell you?
Every North American number is area code + prefix + line. The prefix 231-640 was assigned to New Cingular Wireless Pcs, LLC - Il on 08/30/2002 for the Lake Ann exchange. A call from this block usually originates from a New Cingular Wireless Pcs, LLC - Il customer in or near Lake Ann, but caller ID can be spoofed to show any number.