NPA-NXX - 312-704

This is the 312-704 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 312-704 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 312-704 subcode.

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

503-512-9687 484-721-3720 267-401-8469 416-490-3330 419-644-2758
580-467-7423 415-684-6001 845-826-3352 619-243-5222 269-635-4480