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: 431

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-431 A Severna Park MD SVPKMDSPDS0  9212 VERIZON MARYLAND, INC. 238      
410-431 0 Severna Park MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
410-431 1 Severna Park MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238      
410-431 2 Severna Park MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
410-431 3 Severna Park MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
410-431 4 Severna Park MD   2593 CORE COMMUNICATIONS, INC.- MD 238      
410-431 5 Severna Park MD SVPKMDSPDS0  9212 VERIZON MARYLAND, INC. 238      
410-431 6 Severna Park MD SVPKMDSPDS0  9212 VERIZON MARYLAND, INC. 238      
410-431 7 Severna Park MD SVPKMDSPDS0  9212 VERIZON MARYLAND, INC. 238      
410-431 8 Severna Park MD SVPKMDSPDS0  9212 VERIZON MARYLAND, INC. 238      
410-431 9 Severna Park MD SVPKMDSPDS0  9212 VERIZON MARYLAND, INC. 238      

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

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