Local Calling Guide

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

NXX: 943

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-943 A Sparrows Point MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-943 0 Sparrows Point MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-943 1 Sparrows Point MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-943 2 Sparrows Point MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2013-06-14   
443-943 3 Sparrows Point MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2013-06-14   
443-943 4 Sparrows Point MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2014-07-04   
443-943 5 Sparrows Point MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2014-10-04   
443-943 6 Sparrows Point MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2014-12-19   
443-943 7 Sparrows Point MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2015-03-06   
443-943 8 Sparrows Point MD   515J IP HORIZON LLC 238   2015-03-23   
443-943 9 Sparrows Point MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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