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
240-202 4 Highfield MD CMLDMDCMEMD  240   2020-10-17   
240-202 6 Highfield MD CMLDMDCMEMD  240   2023-04-17   
240-208 7 La Plata MD VINNVACBDS0  236   2024-07-12   
240-209 4 Indian Head MD VINNVACBDS0  236   2023-06-17   
240-209 5 Indian Head MD VINNVACBDS0  236   2022-10-15   
240-209 6 Indian Head MD VINNVACBDS0  236   2022-10-15   
240-209 8 Indian Head MD   236   2025-04-06   
240-213 0 Waldorf MD VINNVACBDS0  236   2021-01-03   
240-213 1 Waldorf MD VINNVACBDS0  236   2021-01-03   
240-213 2 Waldorf MD VINNVACBDS0  236   2021-01-03   
240-213 3 Waldorf MD VINNVACBDS0  236   2020-04-30   
240-213 4 Waldorf MD VINNVACBDS0  236   2020-04-30   
240-213 5 Waldorf MD VINNVACBDS0  236   2021-01-03   
240-213 6 Waldorf MD VINNVACBDS0  236   2020-10-17   
240-213 7 Waldorf MD VINNVACBDS0  236   2020-10-17   
240-213 8 Waldorf MD VINNVACBDS0  236   2021-01-03   
240-219 2 Ridge MD VINNVACBDS0  236   2017-05-18   
240-219 3 Ridge MD VINNVACBDS0  236   2018-06-07   
240-219 4 Ridge MD VINNVACBDS0  236   2020-07-04   
240-219 5 Ridge MD VINNVACBDS0  236   2018-09-13   
240-219 6 Ridge MD VINNVACBDS0  236   2020-07-04   
240-219 7 Ridge MD VINNVACBDS0  236   2016-03-14   
240-219 8 Ridge MD VINNVACBDS0  236   2016-03-14   
240-219 9 Ridge MD VINNVACBDS0  236   2015-06-27   
240-220 2 Poolesville MD VINNVACBDS0  236   2021-12-23   
240-220 3 Poolesville MD VINNVACBDS0  236   2021-07-12   
240-220 7 Poolesville MD VINNVACBDS0  236   2022-04-25   
240-221 5 Washington Zone 11 MD VINNVACBDS0  236   2016-10-01   
240-221 6 Washington Zone 11 MD VINNVACBDS0  236   2016-10-01   
240-221 9 Washington Zone 11 MD VINNVACBDS0  236   2024-02-23   
240-222 1 Waldorf MD VINNVACBDS0  236   2020-08-09   
240-222 5 Waldorf MD VINNVACBDS0  236   2020-08-09   
240-222 6 Waldorf MD VINNVACBDS0  236   2020-06-11   
240-222 7 Waldorf MD VINNVACBDS0  236   2020-06-11   
240-222 8 Waldorf MD VINNVACBDS0  236   2020-06-11   
240-226 A Oakland MD CMLDMDCMEMD  240      
240-226 1 Oakland MD CMLDMDCMEMD  240   2020-09-13   
240-226 2 Oakland MD CMLDMDCMEMD  240   2020-09-13   
240-226 4 Oakland MD CMLDMDCMEMD  240   2023-06-16   
240-226 5 Oakland MD CMLDMDCMEMD  240   2021-04-02   
240-226 6 Oakland MD CMLDMDCMEMD  240   2021-04-02   
240-226 7 Oakland MD CMLDMDCMEMD  240   2021-07-11   
240-229 9 Waldorf MD VINNVACBDS0  236   2023-11-14   
240-232 4 Washington Zone 14 MD VINNVACBDS0  236   2021-09-24   
240-237 6 Lexington Park-Great Mills MD VINNVACBDS0  236   2024-04-05   
240-237 9 Lexington Park-Great Mills MD VINNVACBDS0  236   2024-04-05   
240-240 1 Damascus (Hagerstown LATA) MD CMLDMDCMEMD  240   2021-04-29   
240-240 2 Damascus (Hagerstown LATA) MD CMLDMDCMEMD  240   2021-05-21   
240-240 3 Damascus (Hagerstown LATA) MD CMLDMDCMEMD  240   2021-05-21   
240-240 6 Damascus (Hagerstown LATA) MD CMLDMDCMEMD  240   2021-09-20   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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