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Baltimore, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
667-205 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-07   
667-205 1   318J COMCAST IP PHONE, LLC 238   2013-01-16   
667-205 2   7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2015-01-15   
667-205 3   7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2013-12-05   
667-205 4   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2014-05-11   
667-205 5   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2014-05-11   
667-205 6   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2014-05-11   
667-205 7   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2014-05-11   
667-205 8   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2014-05-11   
667-205 9   071F BANDWIDTH.COM CLEC, LLC - MD 238   2013-01-16   
667-207 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
667-207 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-05-07   
667-207 1   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2013-12-27   
667-207 2   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2013-09-30   
667-207 3   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2013-12-27   
667-207 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2013-12-27   
667-207 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2013-12-27   
667-207 6   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2014-10-23   
667-207 7   508J CENTURYLINK COMMUNICATIONS, LLC 238   2013-10-01   
667-207 8   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2014-11-22   
667-207 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-04-12   
667-208 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
667-208 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-05-07   
667-208 1   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2014-05-08   
667-208 2   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2014-05-08   
667-208 3   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2014-05-08   
667-208 4   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2014-05-08   
667-208 5   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2014-05-08   
667-208 6   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2014-02-24   
667-208 7   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2014-02-24   
667-208 8   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2014-05-08   
667-208 9   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2014-05-08   
667-209 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
667-209 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-04-07   
667-209 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-04-07   
667-209 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-04-07   
667-209 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-04-07   
667-209 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-04-07   
667-209 5   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-10-27   
667-209 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-10-27   
667-209 7   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-10-27   
667-209 8   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-10-27   
667-209 9   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-10-27   
667-210 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
667-210 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-07   
667-210 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-07   
667-210 2   318J COMCAST IP PHONE, LLC 238   2015-12-08   
667-210 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-10-27   
667-210 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-10-27   
667-210 5   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2012-06-08   
667-210 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-10-27   
667-210 7   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-10-27   
667-210 8   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-10-27   
667-210 9   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-10-27   
667-212 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
667-212 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-04-07   
667-212 1   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-09-04   
667-212 2   318J COMCAST IP PHONE, LLC 238   2014-07-27   
667-212 3   318J COMCAST IP PHONE, LLC 238   2014-07-27   
667-212 4   318J COMCAST IP PHONE, LLC 238   2014-07-27   
667-212 5   318J COMCAST IP PHONE, LLC 238   2014-07-27   
667-212 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-09-04   
667-212 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-09-04   
667-212 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-09-04   
667-212 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-09-04   
667-213 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
667-213 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-04-07   
667-213 1   876D ONVOY, LLC - MD 238   2014-12-08   
667-213 2   876D ONVOY, LLC - MD 238   2014-12-08   
667-213 3   829J PAETEC ITEL, LLC 238   2014-08-27   
667-213 4   829J PAETEC ITEL, LLC 238   2014-08-27   
667-213 5   876D ONVOY, LLC - MD 238   2014-12-08   
667-213 6   876D ONVOY, LLC - MD 238   2014-12-08   
667-213 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-09-04   
667-213 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-09-04   
667-213 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-09-04   
667-214 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
667-214 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-04-07   
667-214 1   7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2014-03-07   
667-214 2   7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2014-07-30   
667-214 3   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-10-22   
667-214 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-10-22   
667-214 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-10-22   
667-214 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-10-22   
667-214 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-10-22   
667-214 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-11-08   
667-214 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-11-08   
667-216 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
667-216 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-04-07   
667-216 1   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-11-08   
667-216 2   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-11-08   
667-216 3   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-12-13   
667-216 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-12-13   
667-216 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-12-13   
667-216 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-12-13   
667-216 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-12-13   
667-216 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-12-13   
667-216 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-12-13   
667-217 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
667-217 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-04-07   

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Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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