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Solomons, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-231 A CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 1   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 2   318J COMCAST IP PHONE, LLC 238   2007-07-27   
410-231 3   071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
410-231 4   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 5   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2007-08-06   
410-231 6   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 7   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
410-231 8   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-326 A SLMNMDSLRS1  9212 VERIZON MARYLAND, INC. 238      
410-394 A SLMNMDSLRS1  9212 VERIZON MARYLAND, INC. 238      
410-394 0   9212 VERIZON MARYLAND, INC. 238      
410-394 1   9212 VERIZON MARYLAND, INC. 238      
410-394 2   9212 VERIZON MARYLAND, INC. 238      
410-394 3   9212 VERIZON MARYLAND, INC. 238      
410-394 4   2593 CORE COMMUNICATIONS, INC.- MD 238   2004-04-02   
410-394 5   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2011-12-02   
410-394 6   9212 VERIZON MARYLAND, INC. 238      
410-394 7   829J PAETEC ITEL, LLC 238   2004-02-05   
410-394 8   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2008-05-16   
410-394 9   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-03-05   
410-449 A BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
410-449 0   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-04-10   
410-449 1   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
410-449 2   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-05-20   
410-449 3   7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2011-10-03   
410-449 4   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-06-26   
410-449 5   071F BANDWIDTH.COM CLEC, LLC - MD 238   2012-06-25   
410-449 6   318J COMCAST IP PHONE, LLC 238   2012-12-08   
410-449 7   876D ONVOY, LLC - MD 238   2012-10-08   
410-449 8   318J COMCAST IP PHONE, LLC 238   2014-07-04   
410-449 9   5562 METROPCS, INC. 238   2013-02-19   
443-342 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-342 1   829J PAETEC ITEL, LLC 238      
443-342 2   876D ONVOY, LLC - MD 238   2016-04-04   
443-342 3   876D ONVOY, LLC - MD 238   2014-09-13   
443-342 4   071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-01-04   
443-342 5   071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-02-13   
443-342 6   071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-07-06   
443-342 7   508J CENTURYLINK COMMUNICATIONS, LLC 238   2014-06-25   
443-342 8   318J COMCAST IP PHONE, LLC 238   2015-06-16   
443-342 9   876D ONVOY, LLC - MD 238   2016-04-04   
443-404 A BLTMMDCH40Z  5562 METROPCS, INC. 238      
443-404 0   5562 METROPCS, INC. 238   2007-03-19   
443-404 1   5562 METROPCS, INC. 238      
443-404 2   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2006-07-31   
443-404 3   5562 METROPCS, INC. 238   2007-03-19   
443-404 4   5562 METROPCS, INC. 238   2007-03-19   

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

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