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: 632

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-632 A Snow Hill MD SNHLMDSHRS0  9212 VERIZON MARYLAND, INC. 242      
410-632 0 Snow Hill MD   9212 VERIZON MARYLAND, INC. 242      
410-632 1 Snow Hill MD   9212 VERIZON MARYLAND, INC. 242      
410-632 2 Snow Hill MD   9212 VERIZON MARYLAND, INC. 242      
410-632 3 Snow Hill MD   9212 VERIZON MARYLAND, INC. 242      
410-632 4 Snow Hill MD   9212 VERIZON MARYLAND, INC. 242      
410-632 5 Snow Hill MD   9212 VERIZON MARYLAND, INC. 242      
410-632 6 Snow Hill MD   876D ONVOY, LLC - MD 242   2018-09-13   
410-632 7 Snow Hill MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2004-04-03   
410-632 8 Snow Hill MD   073H TELNYX LLC 242   2017-09-13   
410-632 9 Snow Hill MD   9212 VERIZON MARYLAND, INC. 242      

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

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