Local Calling Guide

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NPA: 443 [Rate centres in NPA 443] [Dial plan for NPA 443]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-305 A Armiger-Gibson Island MD BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-305 0 Armiger-Gibson Island MD   6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-305 1 Armiger-Gibson Island MD   6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-305 2 Armiger-Gibson Island MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2005-03-10   
443-305 3 Armiger-Gibson Island MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2008-05-08   
443-305 4 Armiger-Gibson Island MD   6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-305 5 Armiger-Gibson Island MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-305 6 Armiger-Gibson Island MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2008-05-16   
443-305 7 Armiger-Gibson Island MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2008-05-05   
443-305 8 Armiger-Gibson Island MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-06-26   
443-305 9 Armiger-Gibson Island MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
443-306 A Severna Park MD HNVAMDAYCM3  6664 SPRINT SPECTRUM L.P. 238      
443-306 0 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238      
443-306 1 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238      
443-306 2 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238   2009-01-08   
443-306 3 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238      
443-306 4 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238      
443-306 5 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238      
443-306 6 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238      
443-306 7 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238      
443-306 8 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238      
443-306 9 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238      
443-307 A Bel Air MD BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-307 0 Bel Air MD   6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-307 1 Bel Air MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-01-31   
443-307 2 Bel Air MD   6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-307 3 Bel Air MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-01-31   
443-307 4 Bel Air MD   6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-307 5 Bel Air MD   6664 SPRINT SPECTRUM L.P. 238   2005-12-09   
443-307 6 Bel Air MD   6664 SPRINT SPECTRUM L.P. 238   2004-10-03   
443-307 7 Bel Air MD   6664 SPRINT SPECTRUM L.P. 238   2004-10-03   
443-307 8 Bel Air MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-307 9 Bel Air MD   6664 SPRINT SPECTRUM L.P. 238   2004-10-03   
443-308 A Severn MD   4773 XO MARYLAND, LLC 238      
443-308 0 Severn MD   4773 XO MARYLAND, LLC 238      
443-308 1 Severn MD   4773 XO MARYLAND, LLC 238      
443-308 2 Severn MD   4773 XO MARYLAND, LLC 238      
443-308 3 Severn MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-05-14   
443-308 4 Severn MD   4773 XO MARYLAND, LLC 238      
443-308 5 Severn MD   4773 XO MARYLAND, LLC 238      
443-308 6 Severn MD   5562 METRO PCS, INC. 238   2019-11-29   
443-308 7 Severn MD   5562 METRO PCS, INC. 238   2017-10-01   
443-308 8 Severn MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-05-14   
443-308 9 Severn MD   4773 XO MARYLAND, LLC 238      
443-309 A Elkton MD   6664 SPRINT SPECTRUM L.P. 238      
443-310 A Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-312 A Brooklyn Park-Linthicum MD BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-312 0 Brooklyn Park-Linthicum MD   6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-312 1 Brooklyn Park-Linthicum MD   6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-312 2 Brooklyn Park-Linthicum MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-01-02   

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Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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