Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
301-685 0 Damascus MD 876D ONVOY, LLC - MD 236   2012-10-06   
301-685 7 Damascus MD 876D ONVOY, LLC - MD 236   2016-03-11   
301-686 5 Washington Zone 6 MD 876D ONVOY, LLC - MD 236   2016-04-28   
301-691 2 Poolesville MD 876D ONVOY, LLC - MD 236   2015-10-09   
301-691 3 Poolesville MD 876D ONVOY, LLC - MD 236   2012-10-07   
301-691 4 Poolesville MD 876D ONVOY, LLC - MD 236   2015-06-27   
301-701 2 Washington Zone 13 MD 876D ONVOY, LLC - MD 236   2020-12-03   
301-701 3 Washington Zone 13 MD 876D ONVOY, LLC - MD 236   2020-12-03   
301-701 4 Washington Zone 13 MD 876D ONVOY, LLC - MD 236   2020-12-03   
301-701 5 Washington Zone 13 MD 876D ONVOY, LLC - MD 236   2020-12-03   
301-719 2 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2020-04-30   
301-719 3 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2020-04-30   
301-753 3 Washington Zone 6 MD 876D ONVOY, LLC - MD 236   2020-12-03   
301-753 8 Washington Zone 6 MD 876D ONVOY, LLC - MD 236   2020-12-03   
301-756 5 Washington Zone 14 MD 876D ONVOY, LLC - MD 236   2020-04-30   
301-771 0 Washington Zone 2 MD 876D ONVOY, LLC - MD 236   2014-09-01   
301-778 2 Washington Zone 5 MD 876D ONVOY, LLC - MD 236   2008-10-05   
301-778 6 Washington Zone 5 MD 876D ONVOY, LLC - MD 236   2012-04-05   
301-780 4 Washington Zone 15 MD 876D ONVOY, LLC - MD 236   2017-07-12   
301-804 2 Ashton MD 876D ONVOY, LLC - MD 236   2014-10-24   
301-804 6 Ashton MD 876D ONVOY, LLC - MD 236   2014-10-24   
301-820 7 Gaithersburg MD 876D ONVOY, LLC - MD 236   2011-06-17   
301-822 2 Washington Zone 11 MD 876D ONVOY, LLC - MD 236   2016-02-09   
301-851 0 Washington Zone 4 MD 876D ONVOY, LLC - MD 236   2014-08-29   
301-851 6 Washington Zone 4 MD 876D ONVOY, LLC - MD 236   2016-02-29   
301-867 5 Washington Zone 14 MD 876D ONVOY, LLC - MD 236   2016-03-14   
301-867 7 Washington Zone 14 MD 876D ONVOY, LLC - MD 236   2016-03-14   
301-888 0 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2017-07-19   
301-888 3 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2017-08-13   
301-888 4 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2017-07-28   
301-888 5 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2014-10-27   
301-888 6 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2014-10-27   
301-888 7 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2017-07-28   
301-900 A Washington Zone 2 MD 876D ONVOY, LLC - MD 236      
301-900 0 Washington Zone 2 MD 876D ONVOY, LLC - MD 236   2015-04-20   
301-900 1 Washington Zone 2 MD 876D ONVOY, LLC - MD 236   2015-07-27   
301-900 2 Washington Zone 2 MD 876D ONVOY, LLC - MD 236   2015-07-27   
301-900 3 Washington Zone 2 MD 876D ONVOY, LLC - MD 236   2015-07-27   
301-900 4 Washington Zone 2 MD 876D ONVOY, LLC - MD 236   2015-07-27   
301-900 5 Washington Zone 2 MD 876D ONVOY, LLC - MD 236   2015-06-27   
301-900 6 Washington Zone 2 MD 876D ONVOY, LLC - MD 236   2015-07-27   
301-900 7 Washington Zone 2 MD 876D ONVOY, LLC - MD 236   2015-07-27   
301-900 8 Washington Zone 2 MD 876D ONVOY, LLC - MD 236   2015-07-27   
301-900 9 Washington Zone 2 MD 876D ONVOY, LLC - MD 236   2015-04-20   
301-902 0 Washington Zone 13 MD 876D ONVOY, LLC - MD 236   2020-12-03   
301-905 9 Washington Zone 3 MD 876D ONVOY, LLC - MD 236   2014-08-29   
301-918 5 Washington Zone 4 MD 876D ONVOY, LLC - MD 236   2014-10-24   
301-923 4 Washington Zone 13 MD 876D ONVOY, LLC - MD 236   2020-10-17   
301-923 9 Washington Zone 13 MD 876D ONVOY, LLC - MD 236   2020-10-17   
301-945 7 Washington Zone 11 MD 876D ONVOY, LLC - MD 236   2014-10-27   

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Last updated: Fri, 13 May 2022 22:16:13 UTC

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