Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 443 [Rate centres in NPA 443] [Dial plan for NPA 443]

NXX: 650

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-650 A Reisterstown MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-650 0 Reisterstown MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-650 1 Reisterstown MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-650 2 Reisterstown MD   515J IP HORIZON LLC 238   2016-10-14   
443-650 3 Reisterstown MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2016-09-08   
443-650 4 Reisterstown MD BLTMMDCHFMD  5562 METROPCS, INC. 238   2020-09-06   
443-650 5 Reisterstown MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238   2003-03-04   
443-650 6 Reisterstown MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-01   
443-650 7 Reisterstown MD BLTMMDCHX7X  073H TELNYX LLC 238   2017-04-25   
443-650 8 Reisterstown MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
443-650 9 Reisterstown MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-06-16   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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