These are the county codes used by the NC state archives to identify the current and former North Carolina counties. Thanks to Ann Avery Hunter for posting this to the NCROOTS list.
- 001…Alamance
- 002…Albemarle
- 003…Alexander
- 004…Alleghany
- 005…Anson
- 006…Ashe
- 007…Avery
- 008…Bath
- 009…Beaufort
- 010…Bertie
- 011…Bladen
- 012…Brunswick
- 013…Buncombe
- 014…Burke
- 015…Bute
- 016…Cabarrus
- 017…Caldwell
- 018…Camden
- 019…Carteret
- 020…Caswell
- 021…Catawba
- 022…Chatham
- 023…Cherokee
- 024…Chowan
- 025…Clay
- 026…Cleveland
- 027…Columbus
- 028…Craven
- 029…Cumberland
- 030…Currituck
- 031…Dare
- 032…Davidson
- 033…Davie
- 034…Dobbs
- 035…Duplin
- 036…Durham
- 037…Edgecombe
- 038…Forsyth
- 039…Franklin
- 040…Gaston
- 041…Gates
- 042…Glasgow
- 043…Graham
- 044…Granville
- 045…Greene
- 046…Guilford
- 047…Halifax
- 048…Harnett
- 049…Haywood
- 050…Henderson
- 051…Hertford
- 052…Hoke
- 053…Hyde
- 054…Iredell
- 055…Jackson
- 056…Johnston
- 057…Jones
- 058…Lee
- 059…Lenoir
- 060…Lincoln
- 061…Macon
- 062…Madison
- 063.. Martin
- 064…McDowell
- 065…Mecklenburg
- 066…Mitchell
- 067…Montgomery
- 068…Moore
- 069…Nash
- 070…New Hanover
- 071…Northampton
- 072…Onslow
- 073…Orange
- 074…Pamilco
- 075…Pasquotank
- 076…Pender
- 077…Perquimans
- 078…Person
- 079…Pitt
- 080…Polk
- 081…Randolph
- 082…Richmond
- 083…Robeson
- 084…Rockingham
- 085…Rowan
- 086…Rutherford
- 087…Sampson
- 088…Scotland
- 089.. Stanley
- 090.. Stokes
- 091…Swaim
- 092…Surry
- 093…Transylvania
- 094…Tryon
- 095…not assigned
- 096…Tyrell
- 097…Union
- 098…Vance
- 099.. Wake
- 100…Warren
- 101…Washington
- 102…Watauga
- 103…Wayne
- 104…Wilkes
- 105…Wilson
- 106…Yadkin
- 107…Yancey