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: 690

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
301-690 A Leonardtown MD CHCHMDBEXCX  228C IDT AMERICA, CORP. - MD 236      
301-690 0 Leonardtown MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236      
301-690 1 Leonardtown MD   515J IP HORIZON LLC 236      
301-690 2 Leonardtown MD CHCHMDBEXCX  228C IDT AMERICA, CORP. - MD 236      
301-690 3 Leonardtown MD CHCHMDBE1MD  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 236      
301-690 4 Leonardtown MD   515J IP HORIZON LLC 236      
301-690 5 Leonardtown MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-690 6 Leonardtown MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236      
301-690 7 Leonardtown MD WASIDCRG7MD  508J CENTURYLINK COMMUNICATIONS, LLC 236      
301-690 8 Leonardtown MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236      
301-690 9 Leonardtown MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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