Local Calling Guide

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

NXX: 810

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-810 A Chestertown MD CHRTMDCHDS0  9212 VERIZON MARYLAND, INC. 242      
410-810 0 Chestertown MD   9212 VERIZON MARYLAND, INC. 242      
410-810 1 Chestertown MD   9212 VERIZON MARYLAND, INC. 242      
410-810 2 Chestertown MD   9212 VERIZON MARYLAND, INC. 242      
410-810 3 Chestertown MD   9212 VERIZON MARYLAND, INC. 242      
410-810 4 Chestertown MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2006-11-16   
410-810 5 Chestertown MD   9212 VERIZON MARYLAND, INC. 242      
410-810 6 Chestertown MD   9212 VERIZON MARYLAND, INC. 242      
410-810 7 Chestertown MD   9212 VERIZON MARYLAND, INC. 242      
410-810 8 Chestertown MD   9212 VERIZON MARYLAND, INC. 242      
410-810 9 Chestertown MD   9212 VERIZON MARYLAND, INC. 242      

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

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