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.

Switch: GRTWDEBSCM8

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
302-350 A Dover DE 6810 REDI-CALL COMMUNICATIONS CO. 228      
302-441 A Milford DE 6810 REDI-CALL COMMUNICATIONS CO. 228      
302-523 A Wilmington DE 6810 REDI-CALL COMMUNICATIONS CO. 228      
302-822 A Georgetown DE 6810 REDI-CALL COMMUNICATIONS CO. 228      
610-512 A Allentown (Lehigh) PA 6810 REDI-CALL COMMUNICATIONS CO. 228      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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