- Alabama Counties (239,247)
- Alaska Counties (37,130)
- Arizona Counties (265,743)
- Arkansas Counties (145,980)
- California Counties (1,800,794)
- Colorado Counties (301,976)
- Connecticut Counties (203,818)
- Delaware Counties (49,264)
- District Of Columbia Counties (56,417)
- Florida Counties (1,150,873)
- Georgia Counties (517,312)
- Hawaii Counties (74,483)
- Idaho Counties (82,550)
- Illinois Counties (695,286)
- Indiana Counties (322,564)
- Iowa Counties (176,599)
- Kansas Counties (171,140)
- Kentucky Counties (208,684)
- Louisiana Counties (246,927)
- Maine Counties (72,889)
- Maryland Counties (309,203)
- Massachusetts Counties (401,722)
- Michigan Counties (477,341)
- Minnesota Counties (300,741)
- Mississippi Counties (152,263)
- Missouri Counties (321,050)
- Montana Counties (77,316)
- Nebraska Counties (111,637)
- Nevada Counties (131,470)
- New Hampshire Counties (81,054)
- New Jersey Counties (530,315)
- New Mexico Counties (94,765)
- New York Counties (1,058,429)
- North Carolina Counties (492,318)
- North Dakota Counties (48,669)
- Ohio Counties (546,671)
- Oklahoma Counties (196,609)
- Oregon Counties (225,436)
- Pennsylvania Counties (767,008)
- Rhode Island Counties (59,185)
- South Carolina Counties (244,423)
- South Dakota Counties (61,843)
- Tennessee Counties (342,373)
- Texas Counties (1,286,304)
- Utah Counties (131,773)
- Vermont Counties (38,820)
- Virginia Counties (396,342)
- Washington Counties (373,989)
- West Virginia Counties (77,465)
- Wisconsin Counties (296,394)
- Wyoming Counties (40,559)
