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
227-230 2 Washington Zone 5 MD VINNVACBDS0  236   2025-11-28   
227-230 4 Washington Zone 5 MD VINNVACBDS0  236   2024-07-05   
227-230 5 Washington Zone 5 MD VINNVACBDS0  236   2024-07-27   
227-230 6 Washington Zone 5 MD VINNVACBDS0  236   2024-07-27   
227-230 9 Washington Zone 5 MD   236   2025-09-28   
227-231 A Washington Zone 6 MD VINNVACBDS0  236   2024-03-30   
227-231 0 Washington Zone 6 MD VINNVACBDS0  236   2024-03-30   
227-231 1 Washington Zone 6 MD VINNVACBDS0  236   2024-03-30   
227-231 2 Washington Zone 6 MD VINNVACBDS0  236   2024-03-30   
227-231 3 Washington Zone 6 MD VINNVACBDS0  236   2024-03-30   
227-231 9 Washington Zone 6 MD   236   2025-10-12   
227-232 A Laurel MD VINNVACBDS0  236   2024-04-05   
227-232 0 Laurel MD VINNVACBDS0  236   2024-04-05   
227-232 1 Laurel MD VINNVACBDS0  236   2024-04-05   
227-232 2 Laurel MD VINNVACBDS0  236   2024-04-05   
227-232 3 Laurel MD VINNVACBDS0  236   2024-04-05   
227-232 4 Laurel MD VINNVACBDS0  236   2024-04-05   
227-232 7 Laurel MD VINNVACBDS0  236   2024-08-24   
227-232 9 Laurel MD VINNVACBDS0  236   2024-12-17   
227-233 4 Washington Zone 2 MD VINNVACBDS0  236   2024-07-05   
227-234 A Leonardtown MD VINNVACBDS0  236   2024-04-29   
227-234 0 Leonardtown MD VINNVACBDS0  236   2024-04-29   
227-238 0 Washington Zone 14 MD VINNVACBDS0  236   2024-07-12   
227-238 1 Washington Zone 14 MD VINNVACBDS0  236   2024-07-12   
227-238 2 Washington Zone 14 MD VINNVACBDS0  236   2024-07-12   
227-238 7 Washington Zone 14 MD VINNVACBDS0  236   2024-11-04   
227-239 0 Hagerstown MD CMLDMDCMEMD  240   2024-07-12   
227-239 8 Hagerstown MD   240   2025-03-02   
227-239 9 Hagerstown MD CMLDMDCMEMD  240   2025-01-06   
227-240 5 Washington Zone 11 MD   236   2025-03-09   
227-240 6 Washington Zone 11 MD VINNVACBDS0  236   2024-07-22   
227-240 7 Washington Zone 11 MD VINNVACBDS0  236   2025-01-09   
227-240 8 Washington Zone 11 MD VINNVACBDS0  236   2024-07-22   
227-240 9 Washington Zone 11 MD VINNVACBDS0  236   2024-07-22   
227-242 A Middletown MD CMLDMDCMEMD  240   2024-07-27   
227-242 0 Middletown MD CMLDMDCMEMD  240   2024-07-27   
227-243 A Ashton MD VINNVACBDS0  236   2024-08-03   
227-243 0 Ashton MD VINNVACBDS0  236   2024-08-03   
227-243 9 Ashton MD   236   2025-04-06   
227-245 A Gaithersburg MD VINNVACBDS0  236   2024-08-04   
227-245 0 Gaithersburg MD VINNVACBDS0  236   2024-08-04   
227-246 0 Washington Zone 5 MD VINNVACBDS0  236   2024-08-12   
227-246 1 Washington Zone 5 MD VINNVACBDS0  236   2024-10-04   
227-246 2 Washington Zone 5 MD VINNVACBDS0  236   2024-10-04   
227-246 3 Washington Zone 5 MD VINNVACBDS0  236   2024-10-21   
227-247 A Thurmont MD CMLDMDCMEMD  240   2024-08-15   
227-247 0 Thurmont MD CMLDMDCMEMD  240   2024-08-15   
227-248 A Washington Zone 2 MD VINNVACBDS0  236   2024-08-24   
227-248 0 Washington Zone 2 MD VINNVACBDS0  236   2024-08-24   
227-248 8 Washington Zone 2 MD VINNVACBDS0  236   2024-10-04   

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

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