Local Calling Guide

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

NXX: 673

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-673 A Brooklyn Park-Linthicum MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-673 0 Brooklyn Park-Linthicum MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-673 1 Brooklyn Park-Linthicum MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-05-22   
443-673 2 Brooklyn Park-Linthicum MD BLTMMDCHFMD  5562 METROPCS, INC. 238   2014-02-28   
443-673 3 Brooklyn Park-Linthicum MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-673 4 Brooklyn Park-Linthicum MD BLTMMDCHFMD  5562 METROPCS, INC. 238   2014-02-25   
443-673 5 Brooklyn Park-Linthicum MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-09-23   
443-673 6 Brooklyn Park-Linthicum MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-673 7 Brooklyn Park-Linthicum MD BLTMMDCHFMD  5562 METROPCS, INC. 238   2014-04-30   
443-673 8 Brooklyn Park-Linthicum MD BLTMMDCHFMD  5562 METROPCS, INC. 238   2023-02-23   
443-673 9 Brooklyn Park-Linthicum MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2020-11-30   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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