Local Calling Guide

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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
443-603 0 Annapolis MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-603 1 Annapolis MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-603 2 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-05-01   
443-603 3 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-05-01   
443-603 4 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-05-12   
443-603 5 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-05-12   
443-603 6 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-05-12   
443-603 7 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-05-12   
443-603 8 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-05-12   
443-603 9 Annapolis MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-604 A Baltimore MD CTVLMDBACM3  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-605 A Westminster MD HNVAMDBHRS0  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-605 0 Westminster MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-605 1 Westminster MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-605 2 Westminster MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-07-02   
443-605 3 Westminster MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-02-03   
443-605 4 Westminster MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-04-01   
443-605 5 Westminster MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-05-02   
443-605 6 Westminster MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-05-02   
443-605 7 Westminster MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-08-07   
443-605 8 Westminster MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2003-12-04   
443-605 9 Westminster MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2003-12-04   
443-606 A Fork MD   2697 CTC COMMUNICATIONS CORP. - MD 238      
443-606 0 Fork MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-10-18   
443-606 1 Fork MD   2697 CTC COMMUNICATIONS CORP. - MD 238      
443-606 2 Fork MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-10-18   
443-606 3 Fork MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-10-18   
443-606 4 Fork MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-10-18   
443-606 5 Fork MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-06-16   
443-606 6 Fork MD   876D ONVOY, LLC - MD 238   2015-11-27   
443-606 7 Fork MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-22   
443-606 8 Fork MD   073H TELNYX LLC 238   2017-04-25   
443-606 9 Fork MD   082H LOCAL ACCESS LLC - MD 238   2015-03-21   
443-607 A West River MD HNVAMDBHRS0  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-607 0 West River MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-607 1 West River MD   2589 US LEC OF MARYLAND, INC. 238   2003-03-02   
443-607 2 West River MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-06-05   
443-607 3 West River MD   9170 BROADVIEW NETWORKS, INC. - MD 238   2014-07-21   
443-607 4 West River MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2013-08-09   
443-607 5 West River MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-607 6 West River MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2007-10-11   
443-607 7 West River MD   2697 CTC COMMUNICATIONS CORP. - MD 238   2012-03-26   
443-607 8 West River MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2006-12-14   
443-607 9 West River MD   082H LOCAL ACCESS LLC - MD 238   2016-01-04   
443-608 A Towson MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-608 0 Towson MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-05-12   
443-608 1 Towson MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-05-07   
443-608 2 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-10-28   
443-608 3 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-10-28   
443-608 4 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-10-28   

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Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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