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: SPFDMAWOHAF

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
413-214 A Springfield MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-315 A Holyoke MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-358 A Pittsfield MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-387 A Northampton MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-454 A Westfield MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-474 A Chicopee MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-512 A Greenfield MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-610 A Ludlow MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-652 A North Adams MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-675 A Wilbraham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-687 A Amherst MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-717 A Great Barrington MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-754 A Longmeadow MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-776 A Adams MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-813 A Ware MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-865 A Lee MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-893 A Monson MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-931 A Stockbridge MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-944 A Blandford MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-961 A Worthington MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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