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Washington Zone 10, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
227-999 1   876D ONVOY, LLC - MD 236   2024-02-19   
227-999 2   876D ONVOY, LLC - MD 236   2024-02-19   
227-999 3   876D ONVOY, LLC - MD 236   2024-02-19   
227-999 4   624H ONVOY SPECTRUM, LLC 236   2024-01-14   
227-999 5   624H ONVOY SPECTRUM, LLC 236   2024-01-14   
227-999 6   876D ONVOY, LLC - MD 236   2024-02-19   
227-999 7   321J HD CARRIER LLC 236   2023-12-15   
227-999 8   876D ONVOY, LLC - MD 236   2024-02-19   
227-999 9   530H WIDE VOICE, LLC - MD 236   2023-12-15   
240-205 A BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-205 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-03-04   
240-205 1   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2003-09-13   
240-205 2   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2003-09-13   
240-205 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2003-09-13   
240-205 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-12-02   
240-205 5   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-12-02   
240-205 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-10-02   
240-205 7   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2006-01-02   
240-205 8   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2006-01-02   
240-205 9   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-04-01   
240-238 A   829J PAETEC ITEL, LLC 236   2025-04-02   
240-268 A WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2017-09-01   
240-268 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-11-08   
240-276 A GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236      
240-276 0   9212 VERIZON MARYLAND, INC. 236   2004-06-25   
240-276 1   9212 VERIZON MARYLAND, INC. 236   2004-06-25   
240-276 2   9212 VERIZON MARYLAND, INC. 236   2004-06-25   
240-276 3   9212 VERIZON MARYLAND, INC. 236   2004-06-25   
240-276 4   9212 VERIZON MARYLAND, INC. 236   2004-06-25   
240-276 5   9212 VERIZON MARYLAND, INC. 236   2004-06-25   
240-276 6   9212 VERIZON MARYLAND, INC. 236   2004-06-25   
240-276 7   9212 VERIZON MARYLAND, INC. 236   2004-06-25   
240-276 8   9212 VERIZON MARYLAND, INC. 236   2004-06-25   
240-276 9   9212 VERIZON MARYLAND, INC. 236   2004-06-25   
240-314 A RKVLMDRVDS1  9212 VERIZON MARYLAND, INC. 236      
240-314 0   9212 VERIZON MARYLAND, INC. 236      
240-314 1   9212 VERIZON MARYLAND, INC. 236      
240-314 2   9212 VERIZON MARYLAND, INC. 236      
240-314 3   9212 VERIZON MARYLAND, INC. 236      
240-314 4   9212 VERIZON MARYLAND, INC. 236      
240-314 5   9212 VERIZON MARYLAND, INC. 236      
240-314 6   9212 VERIZON MARYLAND, INC. 236      
240-314 7   9212 VERIZON MARYLAND, INC. 236      
240-314 8   9212 VERIZON MARYLAND, INC. 236      
240-314 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-07-16   
240-328 A RKVLMDRVDS1  9212 VERIZON MARYLAND, INC. 236      
240-328 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2004-01-13   
240-328 1   9212 VERIZON MARYLAND, INC. 236      
240-328 2   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2004-08-21   
240-328 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2005-07-04   
240-328 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-09-20   
240-328 5   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-09-20   
240-328 6   318J COMCAST IP PHONE, LLC 236   2005-07-25   
240-328 7   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2006-03-14   
240-328 8   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2005-08-10   
240-328 9   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-09-20   
240-386 A GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236      
240-386 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-01-01   
240-386 1   829J PAETEC ITEL, LLC 236   2015-04-15   
240-386 2   9212 VERIZON MARYLAND, INC. 236      
240-386 3   9212 VERIZON MARYLAND, INC. 236      
240-386 4   9212 VERIZON MARYLAND, INC. 236      
240-386 5   9212 VERIZON MARYLAND, INC. 236      
240-386 6   9212 VERIZON MARYLAND, INC. 236      
240-386 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-04-29   
240-386 8   318J COMCAST IP PHONE, LLC 236   2009-06-13   
240-386 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-09-09   
240-399 A WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-401 A BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-403 A   829J PAETEC ITEL, LLC 236   2025-04-02   
240-403 0   829J PAETEC ITEL, LLC 236      
240-403 1   829J PAETEC ITEL, LLC 236      
240-403 2   829J PAETEC ITEL, LLC 236      
240-403 3   829J PAETEC ITEL, LLC 236      
240-403 4   829J PAETEC ITEL, LLC 236      
240-403 5   829J PAETEC ITEL, LLC 236      
240-403 6   829J PAETEC ITEL, LLC 236      
240-403 7   318J COMCAST IP PHONE, LLC 236   2008-03-05   
240-403 8   829J PAETEC ITEL, LLC 236      
240-403 9   829J PAETEC ITEL, LLC 236      
240-406 A BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-406 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-11-14   
240-406 1   829J PAETEC ITEL, LLC 236   2010-07-26   
240-406 2   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2010-09-05   
240-406 3   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2010-09-05   
240-406 4   071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-10-17   
240-406 5   071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-10-28   
240-406 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2010-02-11   
240-406 7   071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-06-26   
240-406 8   071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-01-27   
240-406 9   071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-01-27   

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

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