NPA-NXX - 312-255
This is the 312-255 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 312-255 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 Regular Landline registered to At&t Illinois. 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 312-255 subcode.
Looking for a different number? Follow a link below to see our recently active.
954-769-2475 646-874-3586 856-271-1190 815-597-6344 781-364-7372503-592-6452 623-385-2167 216-571-9192 732-900-6200 847-714-8682