Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

OCN: 2696 CTC COMMUNICATIONS CORP. - DE

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
302-401 5 Dover DE   228   2014-03-13   
302-408 6 Holly Oak DE   228   2011-07-06   
302-650 A Wilmington DE PHLAPAMKXGZ  228      
302-650 1 Wilmington DE   228   2005-03-27   
302-663 3 Millsboro DE   228   2012-01-03   
302-781 5 Newark DE   228   2009-10-27   
302-930 4 Milford DE   228   2011-09-26   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.