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.

NPA: 413 [Rate centres in NPA 413] [Dial plan for NPA 413]

NXX: 588

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
413-588 A Northampton MA SPFDMAMADS1  7135 TC SYSTEMS, INC. 126      
413-588 0 Northampton MA SPFDMAMADS1  7135 TC SYSTEMS, INC. 126      
413-588 1 Northampton MA SPFDMAATAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2007-08-02   
413-588 2 Northampton MA SPFDMAATAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2011-06-03   
413-588 3 Northampton MA SPFDMAWOXWY  311D RINGSQUARED TELECOM LLC 126   2010-10-28   
413-588 4 Northampton MA SPFDMAATAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2010-01-21   
413-588 5 Northampton MA SPFDMAWOX4Y  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 126   2012-03-23   
413-588 6 Northampton MA SPFDMAWOCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126   2012-08-13   
413-588 7 Northampton MA SPFDMAATAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2009-06-28   
413-588 8 Northampton MA SPFDMAATAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2006-10-09   
413-588 9 Northampton MA SPFDMAWONMD  624H ONVOY SPECTRUM, LLC 126   2020-11-30   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.