Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 301 [Rate centres in NPA 301] [Dial plan for NPA 301]

NXX: 393

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
301-393 A Hagerstown MD HGTWMDHGDS0  9212 VERIZON MARYLAND, INC. 240      
301-393 0 Hagerstown MD   9212 VERIZON MARYLAND, INC. 240      
301-393 1 Hagerstown MD   829J PAETEC ITEL, LLC 240   2015-05-08   
301-393 2 Hagerstown MD   9212 VERIZON MARYLAND, INC. 240      
301-393 3 Hagerstown MD   9212 VERIZON MARYLAND, INC. 240      
301-393 4 Hagerstown MD   9212 VERIZON MARYLAND, INC. 240      
301-393 5 Hagerstown MD   9212 VERIZON MARYLAND, INC. 240      
301-393 6 Hagerstown MD   829J PAETEC ITEL, LLC 240   2017-04-10   
301-393 7 Hagerstown MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2016-07-14   
301-393 8 Hagerstown MD   9212 VERIZON MARYLAND, INC. 240      
301-393 9 Hagerstown MD   9212 VERIZON MARYLAND, INC. 240      

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

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