NPA-NXX - 815-323

This is the 815-323 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 815-323 subcode mainly covers Belvidere in Boone 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 Regular Landline registered to Level 3. 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 54165 comments across our systems for the 815-323 subcode.

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

201-455-3968 256-691-7652 712-454-3202 630-617-2070 253-887-7666
561-847-4502 250-425-3264 858-832-1745 859-898-3819 620-204-2023