Local Calling Guide

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NPA: 667 [Rate centres in NPA 667] [Dial plan for NPA 667]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-358 6 Easton MD SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2022-02-26   
667-358 7 Easton MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2021-12-16   
667-358 8 Easton MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2021-12-16   
667-358 9 Easton MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2021-12-16   
667-359 A Columbia MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-359 0 Columbia MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2021-12-26   
667-359 1 Columbia MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2021-12-26   
667-359 2 Columbia MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2021-12-26   
667-359 3 Columbia MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2022-04-25   
667-359 4 Columbia MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2022-12-18   
667-359 5 Columbia MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2022-08-27   
667-359 6 Columbia MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-01-15   
667-359 7 Columbia MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-01-15   
667-359 8 Columbia MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-06-13   
667-359 9 Columbia MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-06-13   
667-360 A Odenton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-360 0 Odenton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-04-05   
667-360 1 Odenton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   
667-360 2 Odenton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   
667-360 3 Odenton MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-05-23   
667-360 4 Odenton MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2021-07-05   
667-360 5 Odenton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-09-23   
667-360 6 Odenton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-22   
667-360 7 Odenton MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-01-28   
667-360 8 Odenton MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-01-28   
667-360 9 Odenton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-04-05   
667-361 A Church Hill MD SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242      
667-361 0 Church Hill MD SLBRMD901MD  939H COMMIO, LLC 242   2023-09-28   
667-361 1 Church Hill MD SLBRMD901MD  939H COMMIO, LLC 242   2023-09-28   
667-361 2 Church Hill MD SLBRMD901MD  939H COMMIO, LLC 242   2023-09-28   
667-361 3 Church Hill MD SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2021-08-16   
667-361 4 Church Hill MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2021-09-25   
667-361 6 Church Hill MD SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2021-11-15   
667-361 7 Church Hill MD SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2021-11-15   
667-361 8 Church Hill MD SLBRMD901MD  939H COMMIO, LLC 242   2023-09-28   
667-361 9 Church Hill MD SLBRMD901MD  939H COMMIO, LLC 242   2023-09-28   
667-362 A Annapolis MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-362 0 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-09   
667-362 1 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-09   
667-362 2 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-09   
667-362 3 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-09   
667-362 4 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-09   
667-362 5 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-09   
667-362 6 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-09   
667-362 7 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-09   
667-362 8 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-09   
667-362 9 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-09   
667-363 A Sherwood Forest MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-363 0 Sherwood Forest MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2023-07-23   
667-363 1 Sherwood Forest MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-03-07   

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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