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: 517

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-517 A Reisterstown MD RSTWMDRSDS0  9212 VERIZON MARYLAND, INC. 238      
410-517 0 Reisterstown MD   9212 VERIZON MARYLAND, INC. 238      
410-517 1 Reisterstown MD   9212 VERIZON MARYLAND, INC. 238      
410-517 2 Reisterstown MD   9212 VERIZON MARYLAND, INC. 238      
410-517 3 Reisterstown MD   9212 VERIZON MARYLAND, INC. 238      
410-517 4 Reisterstown MD   5562 METROPCS, INC. 238   2006-07-09   
410-517 5 Reisterstown MD   9212 VERIZON MARYLAND, INC. 238      
410-517 6 Reisterstown MD   4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 238   2003-11-08   
410-517 7 Reisterstown MD   876D ONVOY, LLC - MD 238   2016-03-08   
410-517 8 Reisterstown MD   9212 VERIZON MARYLAND, INC. 238      
410-517 9 Reisterstown MD   5562 METROPCS, INC. 238   2006-05-01   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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