Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 490J BOOST SUBSCRIBERCO L.L.C.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
667-495 9 Baltimore MD BLTQMD019MD  238   2025-06-23   
667-527 A Glen Burnie MD BLTQMD019MD  238   2025-11-01   
667-527 0 Glen Burnie MD BLTQMD019MD  238   2025-11-01   
667-527 1 Glen Burnie MD BLTQMD019MD  238   2025-12-18   
667-527 2 Glen Burnie MD BLTQMD019MD  238   2026-02-12   
667-527 3 Glen Burnie MD BLTQMD019MD  238   2026-01-23   
667-527 4 Glen Burnie MD BLTQMD019MD  238   2026-01-23   
667-527 5 Glen Burnie MD BLTQMD019MD  238   2026-02-10   
667-527 6 Glen Burnie MD BLTQMD019MD  238   2026-02-10   
667-527 7 Glen Burnie MD BLTQMD019MD  238   2026-03-10   
667-535 A Rising Sun MD BLTQMD019MD  238   2026-02-05   
667-535 0 Rising Sun MD BLTQMD019MD  238   2026-02-05   
667-535 1 Rising Sun MD BLTQMD019MD  238   2026-03-23   
667-536 A Still Pond MD SLBRMD908MD  242   2026-03-05   
667-536 0 Still Pond MD SLBRMD908MD  242   2026-03-05   
667-536 1 Still Pond MD SLBRMD908MD  242   2026-03-05   
667-539 5 Baltimore MD BLTQMD019MD  238   2026-06-14   
667-539 6 Baltimore MD BLTQMD019MD  238   2026-07-28   
667-547 2 Baltimore MD   238   2026-08-13   
667-547 6 Baltimore MD   238   2026-09-21   
667-547 7 Baltimore MD BLTQMD019MD  238   2026-10-26   
667-576 1 Jarrettsville MD BLTQMD019MD  238   2022-09-08   
667-670 8 Sudlersville MD SLBRMD908MD  242   2022-12-20   
667-743 1 Queenstown MD SLBRMD908MD  242   2023-02-27   
667-788 4 Westminster MD BLTQMD019MD  238   2022-12-20   
669-349 3 San Jose: North DA CA SNJUCACL00Z  722   2025-01-11   
669-349 5 San Jose: North DA CA SNJUCACL00Z  722   2025-06-07   
669-364 2 San Jose: North DA CA SNJUCACL00Z  722   2026-04-09   
669-364 3 San Jose: North DA CA SNJUCACL00Z  722   2026-07-07   
669-364 8 San Jose: North DA CA SNJUCACL00Z  722   2026-09-05   
669-639 1 Los Gatos CA SNJUCACL00Z  722   2023-06-08   
678-254 4 Atlanta Northeast GA ATLNGAMQXBX  438   2025-01-09   
678-254 5 Atlanta Northeast GA ATLNGAMQXBX  438   2025-01-09   
678-266 3 Atlanta Northeast GA ATLNGAMQXBX  438   2025-03-09   
678-266 4 Atlanta Northeast GA ATLNGAMQXBX  438   2025-04-08   
680-229 A Ontario NY SYRCNY022MD  136      
680-229 9 Ontario NY SYRCNY022MD  136   2023-02-01   
680-230 A Utica NY SYRCNY024MD  136      
680-230 9 Utica NY SYRCNY024MD  136   2022-02-11   
680-240 9 Sempronius NY SYRCNY024MD  136   2023-10-11   
680-242 A Liverpool NY SYRCNY024MD  136      
680-242 8 Liverpool NY SYRCNY024MD  136   2022-07-01   
680-253 1 Fair Haven NY SYRCNY024MD  136   2024-10-10   
680-262 4 Poplar Ridge NY SYRCNY024MD  136   2023-09-29   
680-263 2 Richfield Springs NY SYRCNY024MD  136   2023-09-29   
680-270 3 Weedsport NY SYRCNY024MD  136   2023-09-29   
680-271 A Newark NY SYRCNY024MD  136      
680-271 0 Newark NY SYRCNY024MD  136   2023-07-03   
680-272 2 Seneca Falls NY SYRCNY024MD  136   2025-08-15   
680-297 4 Auburn NY SYRCNY024MD  136   2024-06-09   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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