Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 410 [Rate centres in NPA 410] [Dial plan for NPA 410]

NXX: 918

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-918 A Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
410-918 0 Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
410-918 1 Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
410-918 2 Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
410-918 3 Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
410-918 4 Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
410-918 5 Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
410-918 6 Essex MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
410-918 7 Essex MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-05-29   
410-918 8 Essex MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-05-29   
410-918 9 Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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