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.

Felton, DE

<< 1 2

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
302-870 1 PHLAPAFGD4S  349F PEERLESS NETWORK OF DELAWARE, LLC - DE 228   2018-11-16   
302-870 2   1991 CORETEL DELAWARE, INC. - DE 228   2018-06-04   
302-870 3   1991 CORETEL DELAWARE, INC. - DE 228   2018-06-04   
302-870 4 PHLAPAMK17Z  783E BLOCK LINE SYSTEMS, LLC - DE 228   2009-06-21   
302-870 5   829J PAETEC ITEL, LLC 228      
302-870 6   1991 CORETEL DELAWARE, INC. - DE 228   2018-06-04   
302-870 7 PHLAPA031MD  508J CENTURYLINK COMMUNICATIONS, LLC 228   2014-05-29   
302-870 8   515J IP HORIZON LLC 228   2016-03-10   
302-870 9 PHLAPAFGXCX  073H TELNYX LLC 228   2017-08-08   

<< 1 2

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.