Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 413 [Rate centres in NPA 413] [Dial plan for NPA 413]

NXX: 420

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
413-420 A Holyoke MA SPFDMAWOX5Z  829J PAETEC ITEL, LLC 126      
413-420 0 Holyoke MA SPFDMAWOX5Z  829J PAETEC ITEL, LLC 126      
413-420 1 Holyoke MA SPFDMAWOX5Z  829J PAETEC ITEL, LLC 126      
413-420 2 Holyoke MA SPFDMAWOX5Z  829J PAETEC ITEL, LLC 126      
413-420 3 Holyoke MA SPFDMAWONMD  624H ONVOY SPECTRUM, LLC 126   2022-02-11   
413-420 4 Holyoke MA SPFDMAWOXIY  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 126   2013-09-07   
413-420 5 Holyoke MA SPFDMAWOXLY  892D ONVOY, LLC - MA 126   2018-01-11   
413-420 6 Holyoke MA SPFDMAWOX5Z  829J PAETEC ITEL, LLC 126      
413-420 7 Holyoke MA SPFDMAWOXTY  990E BANDWIDTH.COM CLEC, LLC - MA 126   2010-03-20   
413-420 8 Holyoke MA SPFDMAWO2MD  236F CRC COMMUNICATIONS OF MAINE, INC. - MA 126   2011-11-10   
413-420 9 Holyoke MA SPFDMAWOX5Z  829J PAETEC ITEL, LLC 126      

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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