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NPA: 410 [Rate centres in NPA 410] [Dial plan for NPA 410]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-800 9 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-06-19   
410-801 A Baltimore MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-801 0 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-02-15   
410-801 1 Baltimore MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-02-24   
410-801 2 Baltimore MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2017-04-06   
410-801 3 Baltimore MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2017-04-06   
410-801 4 Baltimore MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2017-04-06   
410-801 5 Baltimore MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2019-07-09   
410-801 6 Baltimore MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2019-08-12   
410-801 7 Baltimore MD BLTMMDCHUMD  156J RCLEC, INC. 238   2017-03-02   
410-801 8 Baltimore MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2018-06-07   
410-801 9 Baltimore MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2019-08-12   
410-802 A Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-803 A Fork MD BLARMDBLDS0  9212 VERIZON MARYLAND, INC. 238      
410-803 0 Fork MD BLARMDBLDS0  9212 VERIZON MARYLAND, INC. 238      
410-803 1 Fork MD BLARMDBLDS0  9212 VERIZON MARYLAND, INC. 238      
410-803 2 Fork MD BLARMDBLDS0  9212 VERIZON MARYLAND, INC. 238      
410-803 3 Fork MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2012-10-19   
410-803 4 Fork MD BLARMDBLDS0  9212 VERIZON MARYLAND, INC. 238      
410-803 5 Fork MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-07-31   
410-803 6 Fork MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-07-31   
410-803 7 Fork MD BLARMDBLDS0  9212 VERIZON MARYLAND, INC. 238      
410-803 8 Fork MD BLARMDBLDS0  9212 VERIZON MARYLAND, INC. 238      
410-803 9 Fork MD BLARMDBLDS0  9212 VERIZON MARYLAND, INC. 238      
410-804 A Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-805 A Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-805 0 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-27   
410-805 1 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-27   
410-805 2 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-27   
410-805 3 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-27   
410-805 4 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-27   
410-805 5 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-27   
410-805 6 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-27   
410-805 7 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-27   
410-805 8 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-27   
410-805 9 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-27   
410-806 A Towson MD HNVAMDAE3MD  6630 USA MOBILITY WIRELESS, INC. 238      
410-807 A Catonsville MD BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
410-807 0 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-05   
410-807 1 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-05   
410-807 2 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-05   
410-807 3 Catonsville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2012-10-08   
410-807 4 Catonsville MD BLTMMDCH25Z  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2006-05-13   
410-807 5 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-05   
410-807 6 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-05   
410-807 7 Catonsville MD BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
410-807 8 Catonsville MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-03-25   
410-807 9 Catonsville MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-03-25   
410-808 A Fallston MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-808 0 Fallston MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-808 1 Fallston MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-808 2 Fallston MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-808 3 Fallston MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-808 4 Fallston MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-808 5 Fallston MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-808 6 Fallston MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-808 7 Fallston MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-808 8 Fallston MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-808 9 Fallston MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
410-809 A Bel Air MD   829J PAETEC ITEL, LLC 238   2025-04-01   
410-809 0 Bel Air MD   829J PAETEC ITEL, LLC 238      
410-809 1 Bel Air MD   829J PAETEC ITEL, LLC 238      
410-809 2 Bel Air MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2005-05-05   
410-809 3 Bel Air MD   829J PAETEC ITEL, LLC 238      
410-809 4 Bel Air MD   829J PAETEC ITEL, LLC 238      
410-809 5 Bel Air MD   829J PAETEC ITEL, LLC 238      
410-809 6 Bel Air MD BLARMDBLDS0  9212 VERIZON MARYLAND, INC. 238   2005-06-06   
410-809 7 Bel Air MD   829J PAETEC ITEL, LLC 238      
410-809 8 Bel Air MD   829J PAETEC ITEL, LLC 238      
410-809 9 Bel Air MD   829J PAETEC ITEL, LLC 238      
410-810 A Chestertown MD CHRTMDCHDS0  9212 VERIZON MARYLAND, INC. 242      
410-810 0 Chestertown MD CHRTMDCHDS0  9212 VERIZON MARYLAND, INC. 242      
410-810 1 Chestertown MD CHRTMDCHDS0  9212 VERIZON MARYLAND, INC. 242      
410-810 2 Chestertown MD CHRTMDCHDS0  9212 VERIZON MARYLAND, INC. 242      
410-810 3 Chestertown MD CHRTMDCHDS0  9212 VERIZON MARYLAND, INC. 242      
410-810 4 Chestertown MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2006-11-16   
410-810 5 Chestertown MD CHRTMDCHDS0  9212 VERIZON MARYLAND, INC. 242      
410-810 6 Chestertown MD CHRTMDCHDS0  9212 VERIZON MARYLAND, INC. 242      
410-810 7 Chestertown MD CHRTMDCHDS0  9212 VERIZON MARYLAND, INC. 242      
410-810 8 Chestertown MD CHRTMDCHDS0  9212 VERIZON MARYLAND, INC. 242      
410-810 9 Chestertown MD CHRTMDCHDS0  9212 VERIZON MARYLAND, INC. 242      
410-812 A Towson MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-813 A Waterloo (Washington DC LATA) MD MRKKMDMKDS0  9212 VERIZON MARYLAND, INC. 236      
410-814 A Baltimore MD   829J PAETEC ITEL, LLC 238   2025-04-01   
410-814 0 Baltimore MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2005-12-21   
410-814 1 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-12-23   
410-814 2 Baltimore MD   829J PAETEC ITEL, LLC 238   2005-11-21   
410-814 3 Baltimore MD   829J PAETEC ITEL, LLC 238   2005-11-21   
410-814 4 Baltimore MD   829J PAETEC ITEL, LLC 238   2005-11-21   
410-814 5 Baltimore MD   829J PAETEC ITEL, LLC 238   2005-11-21   
410-814 6 Baltimore MD   829J PAETEC ITEL, LLC 238   2005-11-21   
410-814 7 Baltimore MD   829J PAETEC ITEL, LLC 238   2005-11-21   
410-814 8 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2006-02-03   
410-814 9 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2006-02-03   
410-815 A Waterloo (Washington DC LATA) MD MRKKMDMKDS0  9212 VERIZON MARYLAND, INC. 236      
410-816 A Towson MD TWSNMDTWDS0  9212 VERIZON MARYLAND, INC. 238      
410-816 0 Towson MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2024-10-23   
410-816 1 Towson MD BLTQMD012MD  964H BARR TELL USA, INC. 238   2016-12-17   
410-816 2 Towson MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-816 3 Towson MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2018-12-29   

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Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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