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NPA: 443 [Rate centres in NPA 443] [Dial plan for NPA 443]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-652 0 Towson MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-07-14   
443-652 2 Towson MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2007-06-16   
443-652 3 Towson MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2016-05-19   
443-652 4 Towson MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2016-07-21   
443-652 5 Towson MD BLTMMDCH14Z  2697 CTC COMMUNICATIONS CORP. - MD 238   2016-07-01   
443-652 6 Towson MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2016-07-22   
443-652 7 Towson MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2018-09-20   
443-652 8 Towson MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2018-10-14   
443-652 9 Towson MD   515J IP HORIZON LLC 238   2016-10-14   
443-653 A Parkville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-653 0 Parkville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-653 1 Parkville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-653 2 Parkville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-653 3 Parkville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-09-21   
443-653 4 Parkville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2013-12-27   
443-653 5 Parkville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-04-21   
443-653 6 Parkville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-653 7 Parkville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-12-13   
443-653 8 Parkville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-12-13   
443-653 9 Parkville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-654 A Waterloo (Washington DC LATA) MD ODTNMDAUDS0  9212 VERIZON MARYLAND, INC. 236      
443-654 0 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2008-09-27   
443-654 1 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2008-09-27   
443-654 2 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2008-09-27   
443-654 3 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2008-09-27   
443-654 4 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2008-09-27   
443-654 5 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2008-09-27   
443-654 6 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2008-09-27   
443-654 7 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2008-09-27   
443-654 8 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2008-09-27   
443-654 9 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2008-09-27   
443-655 A Bel Air MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-655 0 Bel Air MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-655 1 Bel Air MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-655 2 Bel Air MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-655 3 Bel Air MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-655 4 Bel Air MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-655 5 Bel Air MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-655 6 Bel Air MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-655 7 Bel Air MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-655 8 Bel Air MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-03-20   
443-655 9 Bel Air MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-03-20   
443-656 A Columbia MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-656 0 Columbia MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-656 1 Columbia MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-05-22   
443-656 3 Columbia MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-656 4 Columbia MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-656 5 Columbia MD BLTMMDCHXMX  506J TWILIO INTERNATIONAL, INC. 238   2020-12-26   
443-656 6 Columbia MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-656 7 Columbia MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      

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Last updated: Wed, 07 Feb 2024 04:12:25 UTC

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