NPA-NXX - 312-864
This is the 312-864 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 312-864 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 312-864 subcode.
Looking for a different number? Follow a link below to see our recently active.
718-751-9225 541-873-4461 707-236-7910 843-622-6973 702-678-6202903-319-6743 484-405-1951 432-202-2082 440-702-6698 603-722-3779