Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]

NXX: 442

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-442 A Oakland MD THVLMDTVRS0  9212 VERIZON MARYLAND, INC. 240      
240-442 0 Oakland MD THVLMDTVRS0  9212 VERIZON MARYLAND, INC. 240      
240-442 1 Oakland MD FRDRMDFRXMD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2008-02-01   
240-442 2 Oakland MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2010-06-26   
240-442 3 Oakland MD FRDRMDLH7MD  281E YMAX COMMUNICATIONS CORP. - MD 240   2009-03-16   
240-442 4 Oakland MD FRDRMDFRPS0  2593 CORE COMMUNICATIONS, INC.- MD 240   2019-05-02   
240-442 5 Oakland MD FRDRMDFRXTX  318J COMCAST IP PHONE LLC 240   2008-01-30   
240-442 6 Oakland MD FRDRMDLH7MD  281E YMAX COMMUNICATIONS CORP. - MD 240   2009-03-16   
240-442 7 Oakland MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2011-06-11   
240-442 8 Oakland MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2015-05-24   
240-442 9 Oakland MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240   2020-06-04   

Last updated: Fri, 10 Sep 2021 12:38:21 UTC

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