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: 400

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-400 A Baltimore MD   829J PAETEC ITEL, LLC 238   2025-04-01   
410-400 0 Baltimore MD   829J PAETEC ITEL, LLC 238   2006-08-06   
410-400 1 Baltimore MD   829J PAETEC ITEL, LLC 238   2006-08-06   
410-400 2 Baltimore MD   829J PAETEC ITEL, LLC 238   2006-08-06   
410-400 3 Baltimore MD   829J PAETEC ITEL, LLC 238   2006-08-06   
410-400 4 Baltimore MD   829J PAETEC ITEL, LLC 238   2006-08-06   
410-400 5 Baltimore MD   829J PAETEC ITEL, LLC 238   2006-08-06   
410-400 6 Baltimore MD   829J PAETEC ITEL, LLC 238   2006-08-06   
410-400 7 Baltimore MD   829J PAETEC ITEL, LLC 238   2006-08-06   
410-400 8 Baltimore MD   829J PAETEC ITEL, LLC 238   2006-08-06   
410-400 9 Baltimore MD   829J PAETEC ITEL, LLC 238   2006-08-06   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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