Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: MNCHNHCOX4Z

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
603-499 3 Keene NH 6290 UNITED STATES CELLULAR - NH 122   2003-12-30   
603-499 5 Keene NH 6290 UNITED STATES CELLULAR - NH 122   2003-12-30   
603-499 6 Keene NH 6290 UNITED STATES CELLULAR - NH 122   2003-12-30   
603-504 A Claremont NH 6290 UNITED STATES CELLULAR - NH 122      
603-504 7 Claremont NH 6290 UNITED STATES CELLULAR - NH 122      
603-504 8 Claremont NH 6290 UNITED STATES CELLULAR - NH 122      
603-504 9 Claremont NH 6290 UNITED STATES CELLULAR - NH 122   2020-04-10   
603-533 A Merrimack NH 6290 UNITED STATES CELLULAR - NH 122      
603-554 A Milford NH 6290 UNITED STATES CELLULAR - NH 122      
603-554 4 Milford NH 6290 UNITED STATES CELLULAR - NH 122      
603-554 5 Milford NH 6290 UNITED STATES CELLULAR - NH 122      
603-554 6 Milford NH 6290 UNITED STATES CELLULAR - NH 122      
603-554 7 Milford NH 6290 UNITED STATES CELLULAR - NH 122      
603-562 A Peterborough NH 6290 UNITED STATES CELLULAR - NH 122      
603-562 0 Peterborough NH 6290 UNITED STATES CELLULAR - NH 122   2009-02-05   
603-562 1 Peterborough NH 6290 UNITED STATES CELLULAR - NH 122   2016-08-11   
603-562 4 Peterborough NH 6290 UNITED STATES CELLULAR - NH 122   2014-02-16   
603-562 5 Peterborough NH 6290 UNITED STATES CELLULAR - NH 122      
603-562 6 Peterborough NH 6290 UNITED STATES CELLULAR - NH 122      
603-562 7 Peterborough NH 6290 UNITED STATES CELLULAR - NH 122      
603-562 8 Peterborough NH 6290 UNITED STATES CELLULAR - NH 122      
603-562 9 Peterborough NH 6290 UNITED STATES CELLULAR - NH 122      
603-582 A Merrimack NH 6290 UNITED STATES CELLULAR - NH 122      
603-616 A Littleton NH 6290 UNITED STATES CELLULAR - NH 122      
603-616 1 Littleton NH 6290 UNITED STATES CELLULAR - NH 122      
603-616 2 Littleton NH 6290 UNITED STATES CELLULAR - NH 122      
603-616 3 Littleton NH 6290 UNITED STATES CELLULAR - NH 122      
603-616 4 Littleton NH 6290 UNITED STATES CELLULAR - NH 122      
603-616 5 Littleton NH 6290 UNITED STATES CELLULAR - NH 122      
603-616 6 Littleton NH 6290 UNITED STATES CELLULAR - NH 122      
603-616 7 Littleton NH 6290 UNITED STATES CELLULAR - NH 122      
603-616 8 Littleton NH 6290 UNITED STATES CELLULAR - NH 122      
603-616 9 Littleton NH 6290 UNITED STATES CELLULAR - NH 122      
603-620 A Merrimack NH 6290 UNITED STATES CELLULAR - NH 122      
603-631 A Lancaster NH 6290 UNITED STATES CELLULAR - NH 122      
603-631 0 Lancaster NH 6290 UNITED STATES CELLULAR - NH 122      
603-631 1 Lancaster NH 6290 UNITED STATES CELLULAR - NH 122      
603-631 2 Lancaster NH 6290 UNITED STATES CELLULAR - NH 122      
603-631 3 Lancaster NH 6290 UNITED STATES CELLULAR - NH 122      
603-631 9 Lancaster NH 6290 UNITED STATES CELLULAR - NH 122      
603-651 A Center Ossipee NH 6290 UNITED STATES CELLULAR - NH 122      
603-651 5 Center Ossipee NH 6290 UNITED STATES CELLULAR - NH 122      
603-651 6 Center Ossipee NH 6290 UNITED STATES CELLULAR - NH 122      
603-651 7 Center Ossipee NH 6290 UNITED STATES CELLULAR - NH 122      
603-651 8 Center Ossipee NH 6290 UNITED STATES CELLULAR - NH 122      
603-651 9 Center Ossipee NH 6290 UNITED STATES CELLULAR - NH 122      
603-662 A Conway NH 6290 UNITED STATES CELLULAR - NH 122      
603-662 3 Conway NH 6290 UNITED STATES CELLULAR - NH 122      
603-662 4 Conway NH 6290 UNITED STATES CELLULAR - NH 122      
603-662 5 Conway NH 6290 UNITED STATES CELLULAR - NH 122      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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