- City / exchange
- Pleasantvl
- Province / state
- New Jersey
- Country
- United States
- Carrier
- New Cingular Wireless Pcs, LLC - Dc
- Line type
- Likely mobile
- OCN
- 4036
- Status
- In Service
- Assigned
- 06/09/2025
- Number pooling
- Yes (block shared between carriers)
640-278 phone numbers
Pleasantvl, New Jersey, United States · New Cingular Wireless Pcs, LLC - Dc
Reported numbers in 640-278
No numbers in this block have been reported by visitors yet.
What does the 640-278 prefix tell you?
Every North American number is area code + prefix + line. The prefix 640-278 was assigned to New Cingular Wireless Pcs, LLC - Dc on 06/09/2025 for the Pleasantvl exchange. A call from this block usually originates from a New Cingular Wireless Pcs, LLC - Dc customer in or near Pleasantvl, but caller ID can be spoofed to show any number.