NPA-NXX - 603-978

This is the 603-978 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!

  1. Area Codes
  2. 603
  3. 603-978

The 603-978 subcode mainly covers Dover in Strafford 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 Cellular (Dedicated) registered to At&t Mobility. 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 123143 comments across our systems for the 603-978 subcode.

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

832-245-1691 939-335-6520 267-672-9618 281-783-2246 773-809-4168
517-618-6048 732-352-8723 503-433-5658 607-372-8486 716-942-2945
603-978-32XX
603-978-51XX
603-978-88XX
603-978-04XX
603-978-25XX
603-978-74XX
603-978-17XX
603-978-71XX
603-978-68XX
603-978-55XX
603-978-41XX
603-978-91XX
603-978-61XX
603-978-02XX
603-978-27XX
603-978-03XX
603-978-48XX
603-978-33XX
603-978-26XX
603-978-67XX
603-978-59XX
603-978-11XX
603-978-86XX
603-978-30XX
603-978-64XX
603-978-82XX
603-978-83XX
603-978-14XX
603-978-92XX
603-978-75XX
603-978-12XX
603-978-10XX
603-978-38XX
603-978-20XX
603-978-95XX
603-978-28XX
603-978-60XX
603-978-78XX
603-978-13XX
603-978-31XX
603-978-19XX
603-978-39XX
603-978-66XX
603-978-36XX
603-978-35XX
603-978-77XX
603-978-54XX
603-978-99XX
603-978-47XX
603-978-40XX
603-978-21XX
603-978-08XX
603-978-96XX
603-978-16XX