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: 209

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-209 A Baltimore MD BLTMMDCHDS2  9212 VERIZON MARYLAND, INC. 238      
410-209 0 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2003-04-11   
410-209 1 Baltimore MD   9212 VERIZON MARYLAND, INC. 238      
410-209 2 Baltimore MD   9212 VERIZON MARYLAND, INC. 238      
410-209 3 Baltimore MD   9212 VERIZON MARYLAND, INC. 238      
410-209 4 Baltimore MD   9212 VERIZON MARYLAND, INC. 238      
410-209 5 Baltimore MD   9212 VERIZON MARYLAND, INC. 238      
410-209 6 Baltimore MD   9212 VERIZON MARYLAND, INC. 238      
410-209 7 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2003-04-11   
410-209 8 Baltimore MD   9212 VERIZON MARYLAND, INC. 238      
410-209 9 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2003-04-11   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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