NPA-NXX - 331-457

This is the 331-457 subcode (NPA-NXX) prefix page. Follow a prefix to find the number you are looking for. We divide our pages up to make them more user friendly to navigate!

The 331-457 subcode mainly covers Naperville in Dupage county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of Illinois state. Many of the numbers in this subcode are Cellular (Dedicated) registered to Verizon Wireless. We hear they employ a large number of people in the Illinois office.
Recently there have been an increase in reported calls, we've had over 916924 comments across our systems for the 331-457 subcode.

Looking for a different number? Follow a link below to see our recently active.

314-712-2435 719-225-7952 559-888-9548 636-549-9486 616-404-3940
623-760-6919 843-882-9313 402-448-9102 267-738-4762 940-691-1590