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: 464

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-464 A Baltimore MD BLTMMDYKDS0  9212 VERIZON MARYLAND, INC. 238      
410-464 0 Baltimore MD BLTMMDYKDS0  9212 VERIZON MARYLAND, INC. 238      
410-464 1 Baltimore MD BLTMMDYKDS0  9212 VERIZON MARYLAND, INC. 238      
410-464 2 Baltimore MD BLTMMDYKDS0  9212 VERIZON MARYLAND, INC. 238      
410-464 3 Baltimore MD BLTMMDYKDS0  9212 VERIZON MARYLAND, INC. 238      
410-464 4 Baltimore MD BLTMMDYKDS0  9212 VERIZON MARYLAND, INC. 238      
410-464 5 Baltimore MD BLTMMDYKDS0  9212 VERIZON MARYLAND, INC. 238      
410-464 6 Baltimore MD BLTMMDYKDS0  9212 VERIZON MARYLAND, INC. 238      
410-464 7 Baltimore MD   829J PAETEC ITEL, LLC 238   2005-02-21   
410-464 8 Baltimore MD   829J PAETEC ITEL, LLC 238   2005-02-21   
410-464 9 Baltimore MD BLTMMDYKDS0  9212 VERIZON MARYLAND, INC. 238      

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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