Local Calling Guide

Area code/prefix search

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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
301-301 8 Gaithersburg MD VINNVACBDS0  236   2022-10-23   
301-301 9 Gaithersburg MD VINNVACBDS0  236   2022-10-23   
301-307 1 Washington Zone 13 (Baltimore LATA) MD BLTMMDCH42Z  238   2016-04-11   
301-307 2 Washington Zone 13 (Baltimore LATA) MD BLTMMDCH42Z  238   2016-04-11   
301-307 4 Washington Zone 13 (Baltimore LATA) MD BLTMMDCH42Z  238   2020-11-07   
301-307 9 Washington Zone 13 (Baltimore LATA) MD BLTMMDCH42Z  238   2020-11-07   
301-313 5 Washington Zone 13 MD VINNVACBDS0  236   2021-02-18   
301-321 A Washington Zone 11 MD VINNVACBDS0  236      
301-321 7 Washington Zone 11 MD VINNVACBDS0  236   2016-01-07   
301-321 8 Washington Zone 11 MD VINNVACBDS0  236   2016-01-07   
301-327 2 Washington Zone 15 (Baltimore LATA) MD BLTMMDCH42Z  238   2015-07-26   
301-329 A Ashton (Baltimore LATA) MD BLTMMDCH42Z  238      
301-329 2 Ashton (Baltimore LATA) MD BLTMMDCH42Z  238   2012-10-07   
301-329 3 Ashton (Baltimore LATA) MD BLTMMDCH42Z  238   2021-04-02   
301-329 4 Ashton (Baltimore LATA) MD BLTMMDCH42Z  238   2014-09-05   
301-329 6 Ashton (Baltimore LATA) MD BLTMMDCH42Z  238   2015-10-04   
301-329 8 Ashton (Baltimore LATA) MD BLTMMDCH42Z  238   2016-01-05   
301-349 3 Poolesville MD VINNVACBDS0  236   2016-03-01   
301-355 3 Gaithersburg MD VINNVACBDS0  236   2008-10-05   
301-357 8 Washington Zone 3 MD VINNVACBDS0  236   2007-09-13   
301-364 0 Washington Zone 4 MD VINNVACBDS0  236   2012-06-20   
301-364 3 Washington Zone 4 MD VINNVACBDS0  236   2008-10-05   
301-373 1 Leonardtown MD VINNVACBDS0  236   2008-10-05   
301-381 A Washington Zone 2 MD VINNVACBDS0  236      
301-381 0 Washington Zone 2 MD VINNVACBDS0  236   2022-09-16   
301-381 1 Washington Zone 2 MD VINNVACBDS0  236   2022-09-16   
301-381 2 Washington Zone 2 MD VINNVACBDS0  236   2022-09-16   
301-381 3 Washington Zone 2 MD VINNVACBDS0  236   2022-09-16   
301-381 4 Washington Zone 2 MD VINNVACBDS0  236   2022-09-16   
301-381 5 Washington Zone 2 MD VINNVACBDS0  236   2022-09-16   
301-381 6 Washington Zone 2 MD VINNVACBDS0  236   2022-09-16   
301-381 7 Washington Zone 2 MD VINNVACBDS0  236   2022-09-16   
301-381 8 Washington Zone 2 MD VINNVACBDS0  236   2022-09-16   
301-381 9 Washington Zone 2 MD VINNVACBDS0  236   2022-09-16   
301-389 2 Washington Zone 13 MD VINNVACBDS0  236   2022-08-21   
301-389 5 Washington Zone 13 MD VINNVACBDS0  236   2016-04-06   
301-389 6 Washington Zone 13 MD VINNVACBDS0  236   2016-04-06   
301-396 7 Waldorf MD VINNVACBDS0  236   2019-02-19   
301-409 0 Washington Zone 2 MD VINNVACBDS0  236   2022-04-25   
301-409 3 Washington Zone 2 MD VINNVACBDS0  236   2022-12-12   
301-409 4 Washington Zone 2 MD VINNVACBDS0  236   2022-12-12   
301-409 5 Washington Zone 2 MD VINNVACBDS0  236   2022-12-12   
301-409 6 Washington Zone 2 MD VINNVACBDS0  236   2022-12-12   
301-414 8 Damascus MD VINNVACBDS0  236   2016-03-11   
301-417 5 Washington Zone 10 MD VINNVACBDS0  236   2015-06-27   
301-433 7 Washington Zone 5 MD VINNVACBDS0  236   2015-06-27   
301-450 5 Washington Zone 3 MD VINNVACBDS0  236   2022-09-17   
301-450 6 Washington Zone 3 MD VINNVACBDS0  236   2022-09-17   
301-450 7 Washington Zone 3 MD VINNVACBDS0  236   2022-09-17   
301-450 8 Washington Zone 3 MD VINNVACBDS0  236   2022-09-17   

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Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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