- City / exchange
- Naperville
- Province / state
- Illinois
- Country
- United States
- Carrier
- New Cingular Wireless Pcs, LLC - Il
- Line type
- Likely mobile
- OCN
- 6534
- Status
- In Service
- Assigned
- 08/07/2017
- Number pooling
- Yes (block shared between carriers)
331-231 phone numbers
Naperville, Illinois, United States · New Cingular Wireless Pcs, LLC - Il
Reported numbers in 331-231
No numbers in this block have been reported by visitors yet.
What does the 331-231 prefix tell you?
Every North American number is area code + prefix + line. The prefix 331-231 was assigned to New Cingular Wireless Pcs, LLC - Il on 08/07/2017 for the Naperville exchange. A call from this block usually originates from a New Cingular Wireless Pcs, LLC - Il customer in or near Naperville, but caller ID can be spoofed to show any number.