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
301-812 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   
301-888 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   
301-969 9 Brunswick MD CMLDMDCMEMD  240   2016-09-12   
301-970 3 Washington Zone 14 (Baltimore LATA) MD BLTMMDCH42Z  238   2019-02-19   
301-970 4 Washington Zone 14 (Baltimore LATA) MD BLTMMDCH42Z  238   2019-02-19   
301-973 5 Washington Zone 14 (Baltimore LATA) MD BLTMMDCH42Z  238   2020-10-17   
410-204 2 Arbutus MD BLTMMDCH42Z  238   2016-03-09   
410-204 5 Arbutus MD BLTMMDCH42Z  238   2016-03-31   
410-208 5 Berlin MD SLBRMDSBXVX  242   2020-08-09   
410-208 7 Berlin MD SLBRMDSBXVX  242   2020-06-04   
410-213 3 Ocean City MD SLBRMDSBXVX  242   2019-03-04   
410-216 0 Annapolis MD BLTMMDCH42Z  238   2016-03-31   
410-216 5 Annapolis MD BLTMMDCH42Z  238   2015-07-30   
410-220 2 Elkridge MD BLTMMDCH42Z  238   2012-02-27   
410-220 6 Elkridge MD BLTMMDCH42Z  238   2013-08-01   
410-220 8 Elkridge MD BLTMMDCH42Z  238   2022-08-21   
410-226 7 Oxford MD SLBRMDSBXVX  242   2017-04-14   
410-237 6 Baltimore MD BLTMMDCH42Z  238   2017-06-02   
410-237 7 Baltimore MD BLTMMDCH42Z  238   2017-12-01   
410-237 8 Baltimore MD BLTMMDCH42Z  238   2017-12-01   
410-261 4 Baltimore MD BLTMMDCH42Z  238   2016-05-04   
410-261 6 Baltimore MD BLTMMDCH42Z  238   2024-02-24   
410-267 3 Annapolis MD BLTMMDCH42Z  238   2016-03-28   
410-267 4 Annapolis MD BLTMMDCH42Z  238   2016-03-28   
410-275 0 Cecilton MD SLBRMDSBXVX  242   2017-04-13   
410-280 7 Annapolis MD BLTMMDCH42Z  238   2016-03-09   
410-304 6 Queenstown MD SLBRMDSBXVX  242   2018-05-27   
410-304 7 Queenstown MD SLBRMDSBXVX  242   2017-04-14   
410-315 1 Severna Park MD BLTMMDCH42Z  238   2024-04-05   
410-324 0 Towson MD BLTMMDCH42Z  238   2024-02-19   
410-324 6 Towson MD BLTMMDCH42Z  238   2016-02-29   
410-324 7 Towson MD BLTMMDCH42Z  238   2016-03-09   
410-339 0 Towson MD BLTMMDCH42Z  238   2024-02-19   
410-339 1 Towson MD BLTMMDCH42Z  238   2016-03-31   
410-339 8 Towson MD BLTMMDCH42Z  238   2024-02-19   
410-343 4 Sparks-Glencoe MD BLTMMDCH42Z  238   2016-03-31   
410-346 0 Silver Run MD BLTMMDCH42Z  238   2016-04-04   
410-346 1 Silver Run MD BLTMMDCH42Z  238   2016-03-08   
410-346 3 Silver Run MD BLTMMDCH42Z  238   2016-04-04   
410-346 9 Silver Run MD BLTMMDCH42Z  238   2016-03-28   
410-348 1 Still Pond MD SLBRMDSBXVX  242   2021-03-05   
410-348 7 Still Pond MD SLBRMDSBXVX  242   2017-04-14   
410-352 0 Bishopville MD SLBRMDSBXVX  242   2019-03-04   

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Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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