NPA-NXX - 603-856

This is the 603-856 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 603-856 subcode mainly covers Concord in Merrimack 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 One Communications. 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 146445 comments across our systems for the 603-856 subcode.

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

212-363-9455 563-447-8849 708-660-9470 830-583-9406 724-639-7910
571-469-8533 715-692-9115 831-641-5652 810-620-5558 850-912-9333