Local Calling Guide

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Ridge, MD

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
227-244 A WASHDCSWFMD  530H WIDE VOICE, LLC - MD 236   2024-07-27   
227-244 6 WASHDCSWFMD  530H WIDE VOICE, LLC - MD 236   2024-07-27   
240-201 A WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236      
240-201 0 WASHDC127MD  073H TELNYX LLC 236   2020-10-01   
240-201 1 WASHDC127MD  073H TELNYX LLC 236   2021-03-21   
240-201 2 VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-10-17   
240-201 3 VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-04-02   
240-201 4 VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-04-02   
240-201 5 WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2022-05-20   
240-201 6 WASHDC127MD  073H TELNYX LLC 236   2023-02-26   
240-201 7 VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-09-24   
240-201 8 WASHDC127MD  073H TELNYX LLC 236   2022-09-25   
240-201 9 WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236      
240-219 A WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236      
240-219 0 WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2014-11-13   
240-219 1 WASHDC127MD  073H TELNYX LLC 236   2017-04-27   
240-219 2 VINNVACBDS0  876D ONVOY, LLC - MD 236   2017-05-18   
240-219 3 VINNVACBDS0  876D ONVOY, LLC - MD 236   2018-06-07   
240-219 4 VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-07-04   
240-219 5 VINNVACBDS0  876D ONVOY, LLC - MD 236   2018-09-13   
240-219 6 VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-07-04   
240-219 7 VINNVACBDS0  876D ONVOY, LLC - MD 236   2016-03-14   
240-219 8 VINNVACBDS0  876D ONVOY, LLC - MD 236   2016-03-14   
240-219 9 VINNVACBDS0  876D ONVOY, LLC - MD 236   2015-06-27   
240-248 A WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236      
240-248 0 WASHDC127MD  073H TELNYX LLC 236   2021-12-23   
240-248 1 WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-05-21   
240-248 2 WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2023-08-19   
240-248 3 VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-07-12   
240-248 4 WASHDC127MD  073H TELNYX LLC 236   2024-02-04   
240-248 5 WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2021-12-02   
240-248 6 WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2023-02-27   
240-248 7 WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-11-15   
240-248 8 WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-11-15   
240-248 9 WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236      
240-258 A WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
240-258 0   2593 CORE COMMUNICATIONS, INC.- MD 236   2004-03-26   
240-258 1 TYCRVA03AMD  2589 US LEC OF MARYLAND, INC. 236   2004-02-05   
240-258 2 MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2006-03-05   
240-258 3 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2022-01-27   
240-258 4 WASIDCRG7MD  508J CENTURYLINK COMMUNICATIONS, LLC 236   2014-06-12   
240-258 5 CHCHMDBEXCX  228C IDT AMERICA, CORP. - MD 236   2007-09-12   
240-258 6 MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2008-02-13   
240-258 7 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-09-24   
240-258 8 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2008-12-13   
240-258 9 WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
240-634 A CHCHMDBEPS0  2593 CORE COMMUNICATIONS, INC.- MD 236   2024-01-16   
240-634 0   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-08-02   
240-634 1   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-08-02   
240-634 2   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-08-02   
240-634 3 VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-10-17   
240-634 4 ARTNVAARXJY  2593 CORE COMMUNICATIONS, INC.- MD 236   2019-07-30   
240-634 5 ARTNVAARXJY  2593 CORE COMMUNICATIONS, INC.- MD 236   2019-07-30   
240-634 6 ARTNVAARXJY  2593 CORE COMMUNICATIONS, INC.- MD 236   2019-03-29   
240-634 7   2593 CORE COMMUNICATIONS, INC.- MD 236   2019-03-29   
240-634 8 VINNVACBDS0  876D ONVOY, LLC - MD 236   2019-02-19   
240-634 9 VINNVACBDS0  876D ONVOY, LLC - MD 236   2019-02-19   
240-844 A VINNVACBDS0  876D ONVOY, LLC - MD 236      
240-844 0 WASHDC127MD  073H TELNYX LLC 236   2024-02-04   
240-844 1 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-02-22   
240-844 2 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-11-18   
240-844 3 VINNVACBDS0  876D ONVOY, LLC - MD 236   2012-10-07   
240-844 4 VINNVACBDS0  876D ONVOY, LLC - MD 236      
240-844 5 VINNVACBDS0  876D ONVOY, LLC - MD 236   2005-08-15   
240-844 6 WASHDC12KMD  145J TERRA NOVA TELECOM INC. 236   2024-03-03   
240-844 7 VINNVACBDS0  876D ONVOY, LLC - MD 236   2005-08-15   
240-844 8 WASHDC127MD  073H TELNYX LLC 236   2024-03-03   
240-844 9 HRNDVACKAMD  1958 ATX TELECOMMUNICATIONS SERVICES, LTD. 236   2004-03-27   
301-872 A RIDGMDRIRS0  9212 VERIZON MARYLAND, INC. 236      
301-872 0 RIDGMDRIRS0  9212 VERIZON MARYLAND, INC. 236      
301-872 1 WASHDC127MD  073H TELNYX LLC 236   2023-06-18   
301-872 2 RIDGMDRIRS0  9212 VERIZON MARYLAND, INC. 236      
301-872 3 VINNVACBDS0  876D ONVOY, LLC - MD 236   2023-06-17   
301-872 4 RIDGMDRIRS0  9212 VERIZON MARYLAND, INC. 236      
301-872 5 RIDGMDRIRS0  9212 VERIZON MARYLAND, INC. 236      
301-872 6 WASHDC127MD  073H TELNYX LLC 236   2024-02-04   
301-872 7 WASHDC127MD  073H TELNYX LLC 236   2024-02-04   
301-872 8 RIDGMDRIRS0  9212 VERIZON MARYLAND, INC. 236      
301-872 9 RIDGMDRIRS0  9212 VERIZON MARYLAND, INC. 236      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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