NPA-NXX - 203-558

This is the 203-558 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 203-558 subcode mainly covers Waterbury in New Haven county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of Connecticut state. Many of the numbers in this subcode are Cellular (Dedicated) registered to At&t Mobility. We hear they employ a large number of people in the Connecticut office.
Recently there have been an increase in reported calls, we've had over 862477 comments across our systems for the 203-558 subcode.

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

502-297-5952 209-933-4824 760-625-1158 501-288-1007 937-549-7387
240-641-4615 806-508-3846 630-666-8325 951-723-4444 760-946-9613