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: 551

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
413-551 A Lenox MA   829J PAETEC ITEL, LLC 126      
413-551 0 Lenox MA   829J PAETEC ITEL, LLC 126      
413-551 1 Lenox MA   745B CROCKER TELECOMMUNICATIONS, LLC - MA 126   2006-04-22   
413-551 2 Lenox MA   990E BANDWIDTH.COM CLEC, LLC - MA 126   2014-05-25   
413-551 3 Lenox MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 126   2005-09-19   
413-551 4 Lenox MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 126   2005-09-19   
413-551 5 Lenox MA   892D ONVOY, LLC - MA 126   2021-12-06   
413-551 6 Lenox MA   892D ONVOY, LLC - MA 126   2015-08-20   
413-551 7 Lenox MA   793K TWC IP ENABLED SERVICES, LLC 126   2006-11-20   
413-551 8 Lenox MA   892D ONVOY, LLC - MA 126   2018-07-21   
413-551 9 Lenox MA   990E BANDWIDTH.COM CLEC, LLC - MA 126   2008-12-06   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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