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Salisbury, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
667-286 9 SLBRMD907MD  321J HD CARRIER LLC 242   2020-10-09   
667-292 A SLBRMDSBXRX  515J IP HORIZON LLC 242      
667-292 0 SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2021-11-04   
667-292 1   515J IP HORIZON LLC 242   2020-10-31   
667-292 4 SLBRMD90DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 242   2024-11-20   
667-292 5 SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2021-11-04   
667-292 6 SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2021-11-04   
667-292 7 SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2021-11-04   
667-292 8 SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2021-11-04   
667-292 9 SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2021-11-04   
667-330 A SLBRMDSBXAY  829J PAETEC ITEL, LLC 242   2025-04-01   
667-330 0   145J TERRA NOVA TELECOM INC. 242   2024-05-25   
667-330 1 SLBRMDSBXAY  829J PAETEC ITEL, LLC 242   2012-07-21   
667-330 3   145J TERRA NOVA TELECOM INC. 242   2024-12-29   
667-330 4 SLBRMD906MD  145J TERRA NOVA TELECOM INC. 242   2026-03-29   
667-346 A SLBRMDSBY0X  425J CSC WIRELESS, LLC 242      
667-346 0 SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2023-06-09   
667-346 2 SLBRMDSBY0X  425J CSC WIRELESS, LLC 242   2019-11-29   
667-346 3 SLBRMD90BMD  516J TON80 COMMUNICATIONS, LLC 242   2022-03-26   
667-346 6 SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2022-01-27   
667-346 7 SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2022-01-27   
667-346 9 SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2026-05-25   
667-384 A SLBRMD908MD  490J BOOST SUBSCRIBERCO L.L.C. 242      
667-384 8 SLBRMD908MD  490J BOOST SUBSCRIBERCO L.L.C. 242   2022-06-06   
667-428 A SLBRMDXZ5MD  732J NUSO, LLC 242      
667-428 1 SLBRMDXZ5MD  732J NUSO, LLC 242   2023-04-03   
667-428 8 ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2023-09-01   
667-488 A SLBRMDXZ4MD  475J CALLWORKS CORPORATION 242   2024-07-11   
667-488 1 SLBRMDXZ4MD  475J CALLWORKS CORPORATION 242   2024-07-11   
667-496 A SLBRMD90EMD  616J LEAP TELECOM, LLC 242   2025-01-02   
667-496 0 SLBRMD90EMD  616J LEAP TELECOM, LLC 242   2025-01-02   
667-524 A SLBRMDSBXBY  071F BANDWIDTH.COM CLEC, LLC - MD 242   2025-10-05   
667-524 0 SLBRMDSBXBY  071F BANDWIDTH.COM CLEC, LLC - MD 242   2025-10-05   
667-534 A SLBRMD90FMD  700J WAVENATION, LLC 242   2026-01-23   
667-534 0 SLBRMD90FMD  700J WAVENATION, LLC 242   2026-01-23   
667-738 A SLBRMD90JMD  824J OPENTACT INC. 242   2026-05-18   
667-738 8 SLBRMD90JMD  824J OPENTACT INC. 242   2026-05-18   
667-800 A SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
667-800 0 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2016-09-30   
667-800 1 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2016-09-30   
667-800 2 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2016-09-30   
667-800 3 SLBRMDSBAMD  551G NUSO, LLC 242   2018-11-07   
667-800 4 SLBRMDSBAMD  551G NUSO, LLC 242   2018-11-07   
667-800 5 SLBRMDSBAMD  551G NUSO, LLC 242   2018-11-07   
667-800 6 SLBRMDSBAMD  551G NUSO, LLC 242   2018-11-07   
667-800 7 SLBRMDSBAMD  551G NUSO, LLC 242   2018-11-07   
667-800 8 SLBRMDSBAMD  551G NUSO, LLC 242   2018-11-07   
667-800 9 SLBRMDSBAMD  551G NUSO, LLC 242   2018-11-07   
667-810 A SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
667-810 5 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2022-04-25   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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