Local Calling Guide

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

NXX: 777

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-777 A Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
443-777 0 Essex MD BLTMMDCHX7X  073H TELNYX LLC 238      
443-777 1 Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
443-777 2 Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
443-777 3 Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
443-777 4 Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
443-777 5 Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
443-777 6 Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
443-777 7 Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
443-777 8 Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
443-777 9 Essex MD   2593 CORE COMMUNICATIONS, INC.- MD 238      

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

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