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: 0935 D-TEL LLC - DE

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
302-444 3 Newark DE WLMHDEEBDS0  228   2004-12-31   
302-448 3 Georgetown DE WLMHDEEBDS0  228   2004-12-31   
302-482 A Wilmington DE WLMHDEEBDS0  228      
302-482 0 Wilmington DE WLMHDEEBDS0  228   2005-01-09   
302-544 3 New Castle DE WLMHDEEBDS0  228   2004-12-31   
302-724 3 Dover DE WLMHDEEBDS0  228   2004-12-31   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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