NPA-NXX - 603-501

This is the 603-501 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 603-501 subcode mainly covers Portsmouth in Rockingham county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of New Hampshire state. Many of the numbers in this subcode are Regular Landline registered to Paetec. We hear they employ a large number of people in the New Hampshire office.
Recently there have been an increase in reported calls, we've had over 295223 comments across our systems for the 603-501 subcode.

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

847-378-7132 956-509-5066 618-233-6256 732-439-4517 303-557-3079
248-937-4588 770-420-9869 850-326-2193 724-991-3686 914-255-5058