NPA-NXX - 312-427
This is the 312-427 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 312-427 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 312-427 subcode.
Looking for a different number? Follow a link below to see our recently active.
843-742-4516 912-403-1786 229-569-9245 765-492-5834 701-809-5275281-671-7514 414-877-8367 337-829-2657 872-220-8919 432-488-4015