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: 315

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-315 A Severna Park MD SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-315 0 Severna Park MD BLTQMD018MD  145J TERRA NOVA TELECOM INC. 238   2024-02-14   
410-315 1 Severna Park MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-04-05   
410-315 2 Severna Park MD   515J IP HORIZON LLC 238   2019-04-26   
410-315 3 Severna Park MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-04-22   
410-315 4 Severna Park MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-04-22   
410-315 5 Severna Park MD SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-315 6 Severna Park MD SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-315 7 Severna Park MD SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-315 8 Severna Park MD SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-315 9 Severna Park MD SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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