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: MLFRDEMFDS0

Remotes:

Switch Switch name Switch type
FETNDEFERS0  FELTON  ORM 
FRDRDEFRRS0  FREDERICA  ORM 
HRTNDEHARS0  HARRINGTON  ORM 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
302-422 A Milford DE 9210 VERIZON DELAWARE, INC. 228      
302-424 A Milford DE 9210 VERIZON DELAWARE, INC. 228      
302-424 0 Milford DE 9210 VERIZON DELAWARE, INC. 228      
302-424 1 Milford DE 9210 VERIZON DELAWARE, INC. 228      
302-424 2 Milford DE 9210 VERIZON DELAWARE, INC. 228      
302-424 3 Milford DE 9210 VERIZON DELAWARE, INC. 228      
302-424 4 Milford DE 9210 VERIZON DELAWARE, INC. 228      
302-424 5 Milford DE 9210 VERIZON DELAWARE, INC. 228      
302-424 6 Milford DE 9210 VERIZON DELAWARE, INC. 228      
302-424 7 Milford DE 9210 VERIZON DELAWARE, INC. 228      
302-424 8 Milford DE 9210 VERIZON DELAWARE, INC. 228      
302-430 A Milford DE 9210 VERIZON DELAWARE, INC. 228      
302-430 0 Milford DE 9210 VERIZON DELAWARE, INC. 228      
302-430 5 Milford DE 9210 VERIZON DELAWARE, INC. 228      
302-430 7 Milford DE 9210 VERIZON DELAWARE, INC. 228      

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

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