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: SPFDMAWOXRY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
413-391 A Springfield MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-391 0 Springfield MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-391 1 Springfield MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-391 2 Springfield MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-391 3 Springfield MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-391 4 Springfield MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-391 5 Springfield MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-629 3 Pittsfield MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-629 4 Pittsfield MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-629 5 Pittsfield MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-650 3 Holyoke MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-650 4 Holyoke MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-650 7 Holyoke MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-650 8 Holyoke MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-835 6 Amherst MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-835 7 Amherst MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-835 8 Amherst MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-835 9 Amherst MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-888 2 Chicopee MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-888 4 Chicopee MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-888 5 Chicopee MA 316E YMAX COMMUNICATIONS CORP. - MA 126      
413-888 6 Chicopee MA 316E YMAX COMMUNICATIONS CORP. - MA 126      

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

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