NPA-NXX - 312-299

This is the 312-299 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 312-299 subcode mainly covers Chicago in Cook 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 Paging (Dedicated) registered to Usa Mobility. 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 5194675 comments across our systems for the 312-299 subcode.

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

405-648-9725 816-326-7490 502-565-9575 512-489-4283 778-724-1282
423-716-1386 832-613-3317 978-607-5674 254-983-6140 818-605-2965