Sýslur í Wyoming eru 23 talsins.

Listi breyta

Nafn Höfuðborg Mannfjöldi (2010) Flatarmál (km2)
Albany Laramie 37.276 11.070
Big Horn Basin 11.794 8.125
Campbell Gillette 47.874 12.424
Carbon Rawlins 15.666 20.453
Converse Douglas 14.008 11.020
Crook Sundance 7.155 7.405
Fremont Lander 41.110 23.784
Goshen Torrington 13.636 5.763
Hot Springs Thermopolis 4.822 5.190
Johnson Buffalo 8.615 10.790
Laramie Cheyenne 94.483 6.957
Lincoln Kemmerer 17.961 10.539
Natrona Casper 78.621 13.831
Niobrara Lusk 2.456 6.801
Park Cody 28.702 17.982
Platte Wheatland 8.756 5.400
Sheridan Sheridan 29.596 6.535
Sublette Pinedale 10.368 12.644
Sweetwater Green River 45.267 27.003
Teton Jackson 21.675 10.381
Uinta Evanston 21.025 5.392
Washakie Worland 8.464 5.802
Weston Newcastle 7.082 6.211