• County government in the United States by state (51 C, 3 P)

A

• Alabama counties (76 C, 70 P)
• Alaska boroughs (28 C, 33 P)
• Arizona counties (28 C, 17 P)
• Arkansas counties (80 C, 76 P)

C

• California counties (67 C, 61 P)
• Colorado counties (78 C, 70 P)
• Connecticut counties (21 C, 18 P)
• Connecticut planning regions (11 C)

D

• Delaware counties (14 C, 4 P)

F

• Florida counties (84 C, 67 P)

G

• Georgia (U.S. state) counties (173 C, 163 P)

H

• Hawaii counties (14 C, 6 P)

I

• Idaho counties (53 C, 46 P)
• Illinois counties (115 C, 105 P)
• Indiana counties (104 C, 93 P)
• Iowa counties (111 C, 100 P)

K

• Kansas counties (115 C, 106 P)
• Kentucky counties (125 C, 121 P)

L

• Louisiana parishes (80 C, 68 P)

M

• Maine counties (29 C, 17 P)
• Maryland counties (37 C, 25 P)
• Massachusetts counties (29 C, 16 P)
• Michigan counties (95 C, 87 P)
• Minnesota counties (97 C, 90 P)
• Mississippi counties (94 C, 83 P)
• Missouri counties (126 C, 115 P)
• Montana counties (66 C, 58 P)

N

• Nebraska counties (104 C, 87 P)
• Nevada counties (29 C, 18 P)
• New Hampshire counties (20 C, 11 P)
• New Jersey counties (32 C, 22 P)
• New Mexico counties (44 C, 35 P)
• New York (state) counties (77 C, 65 P)
• North Carolina counties (113 C, 101 P)
• North Dakota counties (63 C, 55 P)

O

• Ohio counties (99 C, 90 P)
• Oklahoma counties (87 C, 80 P)
• Oregon counties (47 C, 38 P)

P

• Pennsylvania counties (79 C, 69 P)

R

• Rhode Island counties (13 C, 6 P)

S

• South Carolina counties (58 C, 49 P)
• South Dakota counties (78 C, 67 P)

T

• Tennessee counties (109 C, 96 P)
• Texas counties (267 C, 262 P)

U

• Utah counties (41 C, 30 P)

V

• Vermont counties (23 C, 15 P)
• Virginia counties (112 C, 97 P)

W

• Washington (state) counties (53 C, 41 P)
• West Virginia counties (68 C, 49 P)
• Wisconsin counties (83 C, 74 P)
• Wyoming counties (32 C, 24 P)