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: DLCYVAXADS0

Remotes:

Switch Switch name Switch type
INHLVAXARS2  INDEPENDENT HILL  RSS 
QNTCVAXARS1  QUANTICO  RSC 
TRNGVAXARS4  TRIANGLE  RS 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
703-580 A Dale City VA 0233 VERIZON SOUTH, INC. - VA (CONTEL) 236      
703-583 A Dale City VA 0233 VERIZON SOUTH, INC. - VA (CONTEL) 236      
703-590 A Dale City VA 0233 VERIZON SOUTH, INC. - VA (CONTEL) 236      
703-670 A Dale City VA 0233 VERIZON SOUTH, INC. - VA (CONTEL) 236      
703-680 A Dale City VA 0233 VERIZON SOUTH, INC. - VA (CONTEL) 236      
703-730 A Dale City VA 0233 VERIZON SOUTH, INC. - VA (CONTEL) 236      
703-878 A Dale City VA 0233 VERIZON SOUTH, INC. - VA (CONTEL) 236      
703-897 A Dale City VA 0233 VERIZON SOUTH, INC. - VA (CONTEL) 236      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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