Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 201 [Rate centres in NPA 201] [Dial plan for NPA 201]

NXX: 258

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
201-258 A Ramsey NJ CDKNNJCKAMD  7421 AT&T - LOCAL 224      
201-258 0 Ramsey NJ RCPKNJ02XJY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2011-03-08   
201-258 1 Ramsey NJ   829J PAETEC ITEL, LLC 224      
201-258 2 Ramsey NJ CDKNNJCKAMD  7421 AT&T - LOCAL 224      
201-258 3 Ramsey NJ WHWKNJAN5MD  4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224   2005-10-23   
201-258 4 Ramsey NJ WHWKNJAN5MD  4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224   2005-10-14   
201-258 6 Ramsey NJ CDKNNJCKAMD  7421 AT&T - LOCAL 224      
201-258 7 Ramsey NJ WHWKNJAN5MD  4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224   2006-09-12   
201-258 8 Ramsey NJ CDKNNJCKAMD  7421 AT&T - LOCAL 224      
201-258 9 Ramsey NJ NBWKNJ17QMD  6391 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 224   2014-07-08   

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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