Local Calling Guide

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

NXX: 599

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-599 A Severn MD BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD 238      
443-599 1 Severn MD   145J TERRA NOVA TELECOM INC. 238      
443-599 2 Severn MD BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-599 3 Severn MD BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-599 4 Severn MD BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD 238      
443-599 5 Severn MD BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-599 6 Severn MD BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-599 7 Severn MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
443-599 8 Severn MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-599 9 Severn MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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