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
667-525 8 Baltimore MD   238   2025-10-18   
667-525 9 Baltimore MD   238   2025-10-18   
667-526 2 Centreville MD   242   2024-03-07   
667-526 4 Centreville MD   242   2024-06-23   
667-527 8 Glen Burnie MD   238   2026-01-04   
667-529 4 Hurlock MD   242   2021-08-06   
667-529 5 Hurlock MD   242   2021-08-06   
667-529 6 Hurlock MD   242   2022-03-13   
667-529 7 Hurlock MD   242   2022-03-13   
667-532 A Parkville MD   238   2025-12-26   
667-532 0 Parkville MD   238   2025-12-26   
667-538 A Churchville MD   238   2026-03-20   
667-538 0 Churchville MD   238   2026-03-20   
667-545 6 Warwick MD   242   2021-04-02   
667-545 7 Warwick MD   242   2021-04-02   
667-545 8 Warwick MD   242   2019-03-10   
667-545 9 Warwick MD   242   2019-03-10   
667-566 0 Stevensville MD   242   2023-10-22   
667-566 1 Stevensville MD   242   2023-10-22   
667-566 2 Stevensville MD   242   2023-10-22   
667-566 3 Stevensville MD   242   2023-10-22   
667-566 4 Stevensville MD   242   2023-10-22   
667-566 7 Stevensville MD   242   2024-05-03   
667-567 A Havre de Grace MD BLTMMDCH42Z  238      
667-567 0 Havre de Grace MD   238   2021-05-23   
667-567 1 Havre de Grace MD   238   2021-05-23   
667-567 2 Havre de Grace MD   238   2021-09-23   
667-567 4 Havre de Grace MD   238   2021-05-23   
667-567 5 Havre de Grace MD   238   2021-05-23   
667-567 6 Havre de Grace MD   238   2021-05-22   
667-567 7 Havre de Grace MD   238   2021-05-23   
667-567 8 Havre de Grace MD   238   2021-05-23   
667-576 A Jarrettsville MD BLTMMDCH42Z  238      
667-576 2 Jarrettsville MD   238   2021-07-11   
667-576 3 Jarrettsville MD   238   2021-07-11   
667-576 4 Jarrettsville MD   238   2023-11-24   
667-576 6 Jarrettsville MD   238   2021-05-22   
667-577 4 Elkton MD   238   2023-08-10   
667-577 6 Elkton MD   238   2021-03-04   
667-577 8 Elkton MD   238   2021-03-04   
667-577 9 Elkton MD   238   2021-03-04   
667-600 6 Baltimore MD   238   2016-01-02   
667-644 2 Severna Park MD   238   2021-07-12   
667-644 3 Severna Park MD   238   2021-07-12   
667-644 7 Severna Park MD   238   2021-09-25   
667-644 9 Severna Park MD   238   2023-08-10   
667-646 2 Annapolis MD   238   2021-07-11   
667-646 5 Annapolis MD   238   2021-07-11   
667-647 2 North East MD   238   2021-07-12   
667-647 3 North East MD   238   2021-07-12   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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