Local Calling Guide

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OCN: 876D ONVOY, LLC - MD

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
301-683 5 Washington Zone 4 MD VINNVACBDS0  236   2014-10-24   
301-684 6 Indian Head MD VINNVACBDS0  236   2012-09-13   
301-685 0 Damascus MD VINNVACBDS0  236   2012-10-06   
301-685 7 Damascus MD VINNVACBDS0  236   2016-03-11   
301-686 5 Washington Zone 6 MD VINNVACBDS0  236   2016-04-28   
301-691 2 Poolesville MD VINNVACBDS0  236   2015-10-09   
301-691 3 Poolesville MD VINNVACBDS0  236   2012-10-07   
301-691 4 Poolesville MD VINNVACBDS0  236   2015-06-27   
301-701 2 Washington Zone 13 MD VINNVACBDS0  236   2020-12-03   
301-701 3 Washington Zone 13 MD VINNVACBDS0  236   2020-12-03   
301-701 4 Washington Zone 13 MD VINNVACBDS0  236   2020-12-03   
301-701 5 Washington Zone 13 MD VINNVACBDS0  236   2020-12-03   
301-709 1 Cumberland MD CMLDMDCMEMD  240   2020-11-07   
301-709 3 Cumberland MD CMLDMDCMEMD  240   2020-01-05   
301-709 4 Cumberland MD CMLDMDCMEMD  240   2020-01-05   
301-709 5 Cumberland MD CMLDMDCMEMD  240   2020-02-10   
301-709 6 Cumberland MD CMLDMDCMEMD  240   2020-02-10   
301-709 7 Cumberland MD CMLDMDCMEMD  240   2020-02-10   
301-709 8 Cumberland MD CMLDMDCMEMD  240   2020-02-10   
301-709 9 Cumberland MD CMLDMDCMEMD  240   2020-11-07   
301-719 2 Washington Zone 16 MD VINNVACBDS0  236   2020-04-30   
301-719 3 Washington Zone 16 MD VINNVACBDS0  236   2020-04-30   
301-743 0 Indian Head MD VINNVACBDS0  236   2025-01-06   
301-743 1 Indian Head MD VINNVACBDS0  236   2022-08-21   
301-745 9 Hagerstown MD   240   2025-05-03   
301-750 1 Friendsville MD CMLDMDCMEMD  240   2016-09-29   
301-750 9 Friendsville MD CMLDMDCMEMD  240   2016-09-29   
301-753 3 Washington Zone 6 MD VINNVACBDS0  236   2020-12-03   
301-753 8 Washington Zone 6 MD VINNVACBDS0  236   2020-12-03   
301-756 5 Washington Zone 14 MD VINNVACBDS0  236   2020-04-30   
301-761 8 Washington Zone 11 MD VINNVACBDS0  236   2024-02-23   
301-769 7 Leonardtown MD VINNVACBDS0  236   2022-08-15   
301-771 0 Washington Zone 2 MD VINNVACBDS0  236   2014-09-01   
301-778 2 Washington Zone 5 MD VINNVACBDS0  236   2008-10-05   
301-778 6 Washington Zone 5 MD VINNVACBDS0  236   2012-04-05   
301-780 4 Washington Zone 15 MD VINNVACBDS0  236   2017-07-12   
301-786 3 McCoole MD CMLDMDCMEMD  240   2016-09-12   
301-786 5 McCoole MD CMLDMDCMEMD  240   2016-09-12   
301-804 2 Ashton MD VINNVACBDS0  236   2014-10-24   
301-804 6 Ashton MD VINNVACBDS0  236   2014-10-24   
301-812 3 Washington Zone 15 (Baltimore LATA) MD BLTMMDCH42Z  238   2015-09-05   
301-812 4 Washington Zone 15 (Baltimore LATA) MD BLTMMDCH42Z  238   2012-10-08   
301-820 7 Gaithersburg MD VINNVACBDS0  236   2011-06-17   
301-822 2 Washington Zone 11 MD VINNVACBDS0  236   2016-02-09   
301-823 0 Washington Zone 13 MD   236   2025-02-01   
301-823 1 Washington Zone 13 MD   236   2025-02-01   
301-823 6 Washington Zone 13 MD   236   2025-03-09   
301-834 1 Brunswick MD CMLDMDCMEMD  240   2016-09-12   
301-835 1 Frederick MD CMLDMDCMEMD  240   2020-11-07   
301-835 2 Frederick MD CMLDMDCMEMD  240   2020-11-07   
301-844 9 Washington Zone 3 MD VINNVACBDS0  236   2024-10-04   
301-851 0 Washington Zone 4 MD VINNVACBDS0  236   2014-08-29   
301-851 6 Washington Zone 4 MD VINNVACBDS0  236   2016-02-29   
301-857 4 Clear Spring MD CMLDMDCMEMD  240   2016-09-12   
301-857 5 Clear Spring MD CMLDMDCMEMD  240   2016-09-12   
301-859 6 Oakland MD CMLDMDCMEMD  240   2020-01-06   
301-859 7 Oakland MD CMLDMDCMEMD  240   2020-01-06   
301-867 5 Washington Zone 14 MD VINNVACBDS0  236   2016-03-14   
301-867 7 Washington Zone 14 MD VINNVACBDS0  236   2016-03-14   
301-872 3 Ridge MD VINNVACBDS0  236   2023-06-17   
301-886 5 Washington Zone 13 MD   236   2025-08-09   
301-888 0 Washington Zone 16 MD VINNVACBDS0  236   2017-07-19   
301-888 3 Washington Zone 16 MD VINNVACBDS0  236   2017-08-13   
301-888 4 Washington Zone 16 MD VINNVACBDS0  236   2017-07-28   
301-888 5 Washington Zone 16 MD VINNVACBDS0  236   2014-10-27   
301-888 6 Washington Zone 16 MD VINNVACBDS0  236   2014-10-27   
301-888 7 Washington Zone 16 MD VINNVACBDS0  236   2017-07-28   
301-889 8 Washington Zone 14 (Baltimore LATA) MD BLTMMDCH42Z  238   2016-04-07   
301-889 9 Washington Zone 14 (Baltimore LATA) MD BLTMMDCH42Z  238   2016-04-07   
301-895 7 Grantsville MD CMLDMDCMEMD  240   2016-09-12   
301-895 9 Grantsville MD CMLDMDCMEMD  240   2016-09-12   
301-900 A Washington Zone 2 MD VINNVACBDS0  236      
301-900 0 Washington Zone 2 MD VINNVACBDS0  236   2015-04-20   
301-900 1 Washington Zone 2 MD VINNVACBDS0  236   2015-07-27   
301-900 2 Washington Zone 2 MD VINNVACBDS0  236   2015-07-27   
301-900 3 Washington Zone 2 MD VINNVACBDS0  236   2015-07-27   
301-900 4 Washington Zone 2 MD VINNVACBDS0  236   2015-07-27   
301-900 5 Washington Zone 2 MD VINNVACBDS0  236   2015-06-27   
301-900 6 Washington Zone 2 MD VINNVACBDS0  236   2015-07-27   
301-900 7 Washington Zone 2 MD VINNVACBDS0  236   2015-07-27   
301-900 8 Washington Zone 2 MD VINNVACBDS0  236   2015-07-27   
301-900 9 Washington Zone 2 MD VINNVACBDS0  236   2015-04-20   
301-901 0 Washington Zone 13 MD VINNVACBDS0  236   2023-10-15   
301-901 3 Washington Zone 13 MD VINNVACBDS0  236   2023-10-15   
301-901 5 Washington Zone 13 MD VINNVACBDS0  236   2023-10-15   
301-901 7 Washington Zone 13 MD VINNVACBDS0  236   2023-10-15   
301-901 8 Washington Zone 13 MD VINNVACBDS0  236   2023-10-15   
301-902 0 Washington Zone 13 MD VINNVACBDS0  236   2020-12-03   
301-905 9 Washington Zone 3 MD VINNVACBDS0  236   2014-08-29   
301-918 5 Washington Zone 4 MD VINNVACBDS0  236   2014-10-24   
301-923 1 Washington Zone 13 MD VINNVACBDS0  236   2024-12-14   
301-923 4 Washington Zone 13 MD VINNVACBDS0  236   2020-10-17   
301-923 9 Washington Zone 13 MD VINNVACBDS0  236   2020-10-17   
301-935 1 Washington Zone 13 MD   236   2025-04-06   
301-945 7 Washington Zone 11 MD VINNVACBDS0  236   2014-10-27   
301-945 8 Washington Zone 11 MD VINNVACBDS0  236   2014-10-27   
301-953 6 Washington Zone 13 MD   236   2025-04-06   
301-960 7 Washington Zone 3 MD VINNVACBDS0  236   2020-12-03   
301-965 1 Washington Zone 6 MD VINNVACBDS0  236   2008-10-05   
301-965 6 Washington Zone 6 MD VINNVACBDS0  236   2016-12-18   

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Last updated: Mon, 15 Sep 2025 02:24:40 UTC

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