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: NWCSDENCDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
302-322 A New Castle DE 9210 VERIZON DELAWARE, INC. 228      
302-323 A New Castle DE 9210 VERIZON DELAWARE, INC. 228      
302-324 A New Castle DE 9210 VERIZON DELAWARE, INC. 228      
302-325 A New Castle DE 9210 VERIZON DELAWARE, INC. 228      
302-326 A New Castle DE 9210 VERIZON DELAWARE, INC. 228      
302-327 A New Castle DE 9210 VERIZON DELAWARE, INC. 228      
302-327 2 New Castle DE 9210 VERIZON DELAWARE, INC. 228      
302-327 3 New Castle DE 9210 VERIZON DELAWARE, INC. 228      
302-327 5 New Castle DE 9210 VERIZON DELAWARE, INC. 228      
302-327 7 New Castle DE 9210 VERIZON DELAWARE, INC. 228      
302-328 A New Castle DE 9210 VERIZON DELAWARE, INC. 228      
302-395 A New Castle DE 9210 VERIZON DELAWARE, INC. 228      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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