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Laurel, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
301-256 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-01-08   
301-256 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2004-11-06   
301-256 6   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-03-07   
301-256 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-05-27   
301-256 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-07-15   
301-256 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-317 A LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
301-323 A LARLMDCC5MD  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 236      
301-323 0   7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 236      
301-323 1   7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 236      
301-323 2   7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 236      
301-323 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-03-07   
301-323 4   7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 236      
301-323 5   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-03-07   
301-323 6   7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 236      
301-323 7   7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 236      
301-323 8   071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-02-22   
301-323 9   7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 236      
301-356 A LARLMDCCDS0  4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 236      
301-356 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-05-02   
301-356 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-05-02   
301-356 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-05-02   
301-356 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-05-02   
301-356 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-05-02   
301-356 5   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-05-02   
301-356 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-02-03   
301-356 7   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-02-03   
301-356 8   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-08-01   
301-356 9   4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 236   2004-04-05   
301-362 A LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
301-376 A LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
301-377 A ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
301-377 0   318J COMCAST IP PHONE, LLC 236      
301-377 1   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-02-04   
301-377 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2010-06-15   
301-377 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-05-28   
301-377 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-02-19   
301-377 5   9212 VERIZON MARYLAND, INC. 236   2005-11-15   
301-377 6   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-02-04   
301-377 7   9212 VERIZON MARYLAND, INC. 236   2007-02-17   
301-377 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-09-08   
301-377 9   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2010-05-10   
301-483 A LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
301-490 A LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
301-497 A LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
301-498 A LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
301-543 A WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-543 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2011-07-22   
301-543 1   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-543 2   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-543 3   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-543 4   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-543 5   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-543 6   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-543 7   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2015-11-19   
301-543 8   829J PAETEC ITEL, LLC 236   2005-04-21   
301-543 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2015-11-19   
301-575 A   829J PAETEC ITEL, LLC 236   2025-04-02   
301-575 0   829J PAETEC ITEL, LLC 236      
301-575 1   829J PAETEC ITEL, LLC 236      
301-575 2   829J PAETEC ITEL, LLC 236      
301-575 3   829J PAETEC ITEL, LLC 236      
301-575 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-01-02   
301-575 5   829J PAETEC ITEL, LLC 236   2006-07-30   
301-575 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-08-07   
301-575 7   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-08-07   
301-575 8   2593 CORE COMMUNICATIONS, INC.- MD 236   2004-03-26   
301-575 9   829J PAETEC ITEL, LLC 236      
301-604 A LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
301-617 A LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
301-725 A LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
301-741 A MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-741 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-08-01   
301-741 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-08-01   
301-741 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-08-01   
301-741 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-08-01   
301-741 4   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-741 5   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-08-01   
301-741 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-08-01   
301-741 7   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-09-20   
301-741 8   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-09-20   
301-741 9   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-09-20   
301-776 A LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
301-821 A WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-821 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-01-02   
301-821 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-01-02   
301-821 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-08-07   
301-821 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-09-20   
301-821 4   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-821 5   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-09-20   
301-821 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-01-02   
301-821 7   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-01-02   
301-821 8   9212 VERIZON MARYLAND, INC. 236   2005-11-17   
301-821 9   624H ONVOY SPECTRUM, LLC 236   2021-11-08   
301-875 A WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-875 0   8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 236   2004-11-20   
301-875 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-08-07   
301-875 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-01-02   
301-875 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2008-05-02   
301-875 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2008-05-02   

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

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