Local Calling Guide

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

NXX: 860

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
301-860 A Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-860 0 Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-860 1 Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-860 2 Washington Zone 14 MD BTVLMD127MD  5562 METROPCS, INC. 236   2016-12-25   
301-860 3 Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-860 4 Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-860 5 Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-860 6 Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-860 7 Washington Zone 14 MD BTVLMD127MD  5562 METROPCS, INC. 236   2015-02-05   
301-860 8 Washington Zone 14 MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-10-23   
301-860 9 Washington Zone 14 MD BTVLMD127MD  5562 METROPCS, INC. 236   2018-04-16   

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

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