Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Hughesville, MD

1 2 3 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
227-235 A BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-05-16   
227-235 0 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-11-22   
227-235 9 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-05-16   
240-230 A   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-230 2 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-06-30   
240-230 3 MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2006-01-02   
240-230 6 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-02-22   
240-230 7 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2008-12-13   
240-230 8 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-01-01   
240-254 A WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
240-254 0 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2005-08-15   
240-254 1   829J PAETEC ITEL, LLC 236   2004-02-05   
240-254 2 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2005-07-25   
240-254 3 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2005-08-15   
240-254 4 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2015-04-12   
240-254 7 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2014-10-10   
240-254 8   2593 CORE COMMUNICATIONS, INC.- MD 236   2004-03-26   
240-254 9 WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
240-259 A WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236      
240-259 0 VINNVACBDS0  876D ONVOY, LLC - MD 236   2023-10-22   
240-259 1 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-07-08   
240-259 2 WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-06-25   
240-259 3 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2021-09-20   
240-259 4 WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2022-03-12   
240-259 5 WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-11-15   
240-259 6 WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-11-15   
240-259 7 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-09-22   
240-259 8 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-09-22   
240-259 9 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-09-22   
240-376 A WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236      
240-376 0 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-02-13   
240-376 1 WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236      
240-376 2 VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-10-17   
240-376 3 VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-06-20   
240-376 4 VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-06-20   
240-376 5 VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-10-17   
240-376 6 VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-04-02   
240-376 7 VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-04-02   
240-376 8 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-04-30   
240-376 9 WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236      
240-528 A MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-528 0 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-02-17   
240-528 1 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2009-03-18   
240-528 2 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2015-04-24   
240-528 3 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2007-10-22   
240-528 4 MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2004-03-02   
240-528 5   829J PAETEC ITEL, LLC 236   2010-11-29   
240-528 6 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-04-11   
240-528 7 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-03-11   
240-528 8 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-04-04   

1 2 3 >>

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.