NPA-NXX - 773-777
This is the 773-777 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 773-777 subcode mainly covers Chicago Zone 3 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 773-777 subcode.
Looking for a different number? Follow a link below to see our recently active.
386-256-3309 260-739-3928 201-821-4524 919-588-3918 984-204-4029850-902-3626 219-233-3061 408-239-6539 469-463-6947 702-519-2451