Local Calling Guide

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NPA: 301 [Rate centres in NPA 301] [Dial plan for NPA 301]

NXX: 494

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
301-494 A Washington Zone 15 (Baltimore LATA) MD PRFRMDPFRS1  9212 VERIZON MARYLAND, INC. 238      
301-494 0 Washington Zone 15 (Baltimore LATA) MD PRFRMDPFRS1  9212 VERIZON MARYLAND, INC. 238      
301-494 1 Washington Zone 15 (Baltimore LATA) MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2012-06-25   
301-494 2 Washington Zone 15 (Baltimore LATA) MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2015-03-27   
301-494 3 Washington Zone 15 (Baltimore LATA) MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-03-06   
301-494 4 Washington Zone 15 (Baltimore LATA) MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238   2011-03-11   
301-494 5 Washington Zone 15 (Baltimore LATA) MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238   2011-06-17   
301-494 6 Washington Zone 15 (Baltimore LATA) MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238   2014-06-25   
301-494 7 Washington Zone 15 (Baltimore LATA) MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238   2011-06-17   
301-494 8 Washington Zone 15 (Baltimore LATA) MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-05   
301-494 9 Washington Zone 15 (Baltimore LATA) MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-05   

Last updated: Wed, 07 Feb 2024 04:12:25 UTC

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