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: 325

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-325 A Ellicott City MD PIVLMDPKXGX  829J PAETEC ITEL, LLC 238   2025-04-01   
443-325 0 Ellicott City MD PIVLMDPKXGX  829J PAETEC ITEL, LLC 238      
443-325 1 Ellicott City MD PIVLMDPKXGX  829J PAETEC ITEL, LLC 238      
443-325 2 Ellicott City MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2013-06-14   
443-325 3 Ellicott City MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2013-06-14   
443-325 4 Ellicott City MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2015-02-01   
443-325 5 Ellicott City MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2014-01-06   
443-325 6 Ellicott City MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2016-02-04   
443-325 7 Ellicott City MD PIVLMDPKXGX  829J PAETEC ITEL, LLC 238      
443-325 8 Ellicott City MD PIVLMDPKXGX  829J PAETEC ITEL, LLC 238      
443-325 9 Ellicott City MD PIVLMDPKXGX  829J PAETEC ITEL, LLC 238      

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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