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.

OCN: 745B CROCKER TELECOMMUNICATIONS, LLC - MA

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
413-200 A Cummington MA SPFDMA70DS0  126      
413-200 1 Cummington MA   126   2006-04-22   
413-203 8 Easthampton MA   126   2007-03-06   
413-242 1 Pittsfield MA   126   2006-04-22   
413-277 1 Ware MA   126   2007-03-06   
413-370 A Palmer MA SPFDMA70DS0  126      
413-370 1 Palmer MA   126   2006-04-22   
413-387 1 Northampton MA   126   2006-04-22   
413-475 1 Greenfield MA   126   2006-04-22   
413-486 9 East Longmeadow MA   126   2009-03-21   
413-497 1 Gilbertville MA   126   2006-04-22   
413-548 1 Amherst (Franklin County) MA   126   2006-04-22   
413-551 1 Lenox MA   126   2006-04-22   
413-561 1 Holyoke MA   126   2006-04-22   
413-591 1 Great Barrington MA   126   2006-04-09   
413-654 A Springfield MA SPFDMA70DS0  126      
413-654 1 Springfield MA   126   2006-04-22   
413-672 0 North Adams MA   126   2013-04-26   
413-749 1 Adams MA   126   2006-04-22   
413-848 1 Blandford MA   126   2006-04-22   
413-961 1 Worthington MA   126   2007-03-06   
413-998 8 Southwick MA   126   2014-09-26   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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