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: SPFDMAWO2MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
413-307 2 Adams MA 236F CRC COMMUNICATIONS OF MAINE, INC. - MA 126      
413-339 1 Charlemont MA 236F CRC COMMUNICATIONS OF MAINE, INC. - MA 126      
413-377 6 Chicopee MA 236F CRC COMMUNICATIONS OF MAINE, INC. - MA 126      
413-412 3 North Adams MA 236F CRC COMMUNICATIONS OF MAINE, INC. - MA 126      
413-420 8 Holyoke MA 236F CRC COMMUNICATIONS OF MAINE, INC. - MA 126      
413-500 1 Monroe Bridge MA 236F CRC COMMUNICATIONS OF MAINE, INC. - MA 126      
413-799 A Springfield MA 236F CRC COMMUNICATIONS OF MAINE, INC. - MA 126      
413-799 6 Springfield MA 236F CRC COMMUNICATIONS OF MAINE, INC. - MA 126      
413-800 3 Amherst MA 236F CRC COMMUNICATIONS OF MAINE, INC. - MA 126      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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