Local Calling Guide

Area code/prefix search

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NPA: 410 [Rate centres in NPA 410] [Dial plan for NPA 410]

NXX: 824

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-824 A Waterloo (Washington DC LATA) MD LARLMDCC5MD  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 236      
410-824 0 Waterloo (Washington DC LATA) MD ARTNVAARXGY  478J NUSO, LLC 236   2021-01-16   
410-824 1 Waterloo (Washington DC LATA) MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-09-03   
410-824 2 Waterloo (Washington DC LATA) MD HRNDVA13AMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236   2006-10-12   
410-824 3 Waterloo (Washington DC LATA) MD WASHDCSWFMD  2593 CORE COMMUNICATIONS, INC.- MD 236   2019-04-30   
410-824 4 Waterloo (Washington DC LATA) MD WASLDCRGDS0  281E YMAX COMMUNICATIONS CORP. - MD 236   2009-01-15   
410-824 5 Waterloo (Washington DC LATA) MD WASHDCDTDS2  7421 AT&T - LOCAL 236   2009-07-16   
410-824 6 Waterloo (Washington DC LATA) MD WASHDCSWFMD  2593 CORE COMMUNICATIONS, INC.- MD 236   2019-04-30   
410-824 7 Waterloo (Washington DC LATA) MD LARLMDCC5MD  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 236      
410-824 8 Waterloo (Washington DC LATA) MD ARTNVAARXDY  318J COMCAST IP PHONE LLC 236   2012-01-10   
410-824 9 Waterloo (Washington DC LATA) MD WASHDC12KMD  145J TERRA NOVA TELECOM INC. 236   2021-01-28   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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