51 is Virginia as a whole
| County Code | County Name |
|---|---|
| 51001 | Accomack County |
| 51003 | Albemarle County |
| 51510 | Alexandria City |
| 51005 | Alleghany County |
| 51007 | Amelia County |
| 51009 | Amherst County |
| 51011 | Appomattox County |
| 51013 | Arlington County |
| 51015 | Augusta County |
| 51017 | Bath County |
| 51515 | Bedford City |
| 51019 | Bedford County |
| 51021 | Bland County |
| 51023 | Botetourt County |
| 51520 | Bristol City |
| 51025 | Brunswick County |
| 51027 | Buchanan County |
| 51029 | Buckingham County |
| 51530 | Buena Vista City |
| 51031 | Campbell County |
| 51033 | Caroline County |
| 51035 | Carroll County |
| 51036 | Charles City County |
| 51037 | Charlotte County |
| 51540 | Charlottesville City |
| 51550 | Chesapeake City |
| 51041 | Chesterfield County |
| 51043 | Clarke County |
| 51560 | Clifton Forge City |
| 51570 | Colonial Heights City |
| 51580 | Covington City |
| 51045 | Craig County |
| 51047 | Culpeper County |
| 51049 | Cumberland County |
| 51590 | Danville City |
| 51051 | Dickenson County |
| 51053 | Dinwiddie County |
| 51595 | Emporia City |
| 51057 | Essex County |
| 51600 | Fairfax City |
| 51059 | Fairfax County |
| 51610 | Falls Church City |
| 51061 | Fauquier County |
| 51063 | Floyd County |
| 51065 | Fluvanna County |
| 51620 | Franklin City |
| 51067 | Franklin County |
| 51069 | Frederick County |
| 51630 | Fredericksburg City |
| 51640 | Galax City |
| 51071 | Giles County |
| 51073 | Gloucester County |
| 51075 | Goochland County |
| 51077 | Grayson County |
| 51079 | Greene County |
| 51081 | Greensville County |
| 51083 | Halifax County |
| 51650 | Hampton City |
| 51085 | Hanover County |
| 51660 | Harrisonburg City |
| 51087 | Henrico County |
| 51089 | Henry County |
| 51091 | Highland County |
| 51670 | Hopewell City |
| 51093 | Isle of Wight County |
| 51095 | James City County |
| 51097 | King and Queen County |
| 51099 | King George County |
| 51101 | King William County |
| 51103 | Lancaster County |
| 51105 | Lee County |
| 51678 | Lexington City |
| 51107 | Loudoun County |
| 51109 | Louisa County |
| 51111 | Lunenburg County |
| 51680 | Lynchburg City |
| 51113 | Madison County |
| 51683 | Manassas City |
| 51685 | Manassas Park City |
| 51690 | Martinsville City |
| 51115 | Mathews County |
| 51117 | Mecklenburg County |
| 51119 | Middlesex County |
| 51121 | Montgomery County |
| 51125 | Nelson County |
| 51127 | New Kent County |
| 51700 | Newport News City |
| 51710 | Norfolk City |
| 51131 | Northampton County |
| 51133 | Northumberland County |
| 51720 | Norton City |
| 51135 | Nottoway County |
| 51137 | Orange County |
| 51139 | Page County |
| 51141 | Patrick County |
| 51730 | Petersburg City |
| 51143 | Pittsylvania County |
| 51735 | Poquoson City |
| 51740 | Portsmouth City |
| 51145 | Powhatan County |
| 51147 | Prince Edward County |
| 51149 | Prince George County |
| 51153 | Prince William County |
| 51155 | Pulaski County |
| 51750 | Radford City |
| 51157 | Rappahannock County |
| 51760 | Richmond City |
| 51159 | Richmond County |
| 51770 | Roanoke City |
| 51161 | Roanoke County |
| 51163 | Rockbridge County |
| 51165 | Rockingham County |
| 51167 | Russell County |
| 51775 | Salem City |
| 51169 | Scott County |
| 51171 | Shenandoah County |
| 51173 | Smyth County |
| 51175 | Southampton County |
| 51177 | Spotsylvania County |
| 51179 | Stafford County |
| 51790 | Staunton City |
| 51800 | Suffolk City |
| 51181 | Surry County |
| 51183 | Sussex County |
| 51185 | Tazewell County |
| 51810 | Virginia Beach City |
| 51187 | Warren County |
| 51191 | Washington County |
| 51820 | Waynesboro City |
| 51193 | Westmoreland County |
| 51830 | Williamsburg City |
| 51840 | Winchester City |
| 51195 | Wise County |
| 51197 | Wythe County |
| 51199 | York County |