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: GRBRVAXADS0

Remotes:

Switch Switch name Switch type
BYKNVAXARL0  BOYKINS  NAN 
CHKTVAXARS1  CHUCKATUCK  RSS 
CRLDVAXARS1  COURTLAND  1RC 
CRTDVAXARS1  CRITTENDEN  RSC 
FKLNVAXBRS0  FRANKLIN  RSS 
GRBRVAXBRS2  GREAT BRIDGE  RSS 
HCKRVAXARS0  HICKORY  RSC 
HLLDVAXARL0  HOLLAND  NAN 
SMFDVAXARS0  SMITHFIELD  RSS 
WNDSVAXARS2  WINDSOR  RSS 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
757-312 A Norfolk Zone 1 VA 0233 VERIZON SOUTH, INC. - VA (CONTEL) 252      
757-382 A Norfolk Zone 1 VA 0233 VERIZON SOUTH, INC. - VA (CONTEL) 252      
757-436 A Norfolk Zone 1 VA 0233 VERIZON SOUTH, INC. - VA (CONTEL) 252      
757-547 A Norfolk Zone 1 VA 0233 VERIZON SOUTH, INC. - VA (CONTEL) 252      
757-548 A Norfolk Zone 1 VA 0233 VERIZON SOUTH, INC. - VA (CONTEL) 252      
757-549 A Norfolk Zone 1 VA 0233 VERIZON SOUTH, INC. - VA (CONTEL) 252      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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