Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 443 [Rate centres in NPA 443] [Dial plan for NPA 443]

NXX: 338

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-338 A Sparks-Glencoe MD BLTMMDCH14Z  2697 CTC COMMUNICATIONS CORP. - MD 238      
443-338 0 Sparks-Glencoe MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-338 1 Sparks-Glencoe MD   515J IP HORIZON LLC 238      
443-338 2 Sparks-Glencoe MD BLTMMDCH14Z  2697 CTC COMMUNICATIONS CORP. - MD 238      
443-338 3 Sparks-Glencoe MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-338 4 Sparks-Glencoe MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-338 5 Sparks-Glencoe MD   515J IP HORIZON LLC 238      
443-338 6 Sparks-Glencoe MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-338 7 Sparks-Glencoe MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
443-338 8 Sparks-Glencoe MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-338 9 Sparks-Glencoe MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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