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: 223

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
301-223 A Williamsport MD WLPTMDWPRS2  9212 VERIZON MARYLAND, INC. 240      
301-223 0 Williamsport MD FRDRMDFRXMD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2016-10-16   
301-223 1 Williamsport MD WLPTMDWPRS2  9212 VERIZON MARYLAND, INC. 240      
301-223 2 Williamsport MD WLPTMDWPRS2  9212 VERIZON MARYLAND, INC. 240      
301-223 3 Williamsport MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2004-03-28   
301-223 4 Williamsport MD WLPTMDWPRS2  9212 VERIZON MARYLAND, INC. 240      
301-223 5 Williamsport MD WLPTMDWPRS2  9212 VERIZON MARYLAND, INC. 240      
301-223 6 Williamsport MD WLPTMDWPRS2  9212 VERIZON MARYLAND, INC. 240      
301-223 7 Williamsport MD WLPTMDWPRS2  9212 VERIZON MARYLAND, INC. 240      
301-223 8 Williamsport MD WLPTMDWPRS2  9212 VERIZON MARYLAND, INC. 240      
301-223 9 Williamsport MD WLPTMDWPRS2  9212 VERIZON MARYLAND, INC. 240      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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