Wikipedia:WikiProject U.S. Roads/Wyoming/1920s numbers

These were apparently numbered in 1922. Only WYO 65 and WYO 70 remained in 1937.
 * WYO 10, Utah to Nebraska
 * Became US 30S and US 30
 * WYO 11, Colorado to Montana
 * Became US 85, US 185, US 20, and US 310
 * WYO 12, Montana to South Dakota
 * Became US 87E, US 116, and US 16
 * WYO 13, Worland to South Dakota
 * Became US 16, WYO 216, and US 85
 * WYO 15, Rock Springs to Moran
 * Became US 187
 * WYO 22, Upton to Sundance (not on the 1926 Rand Mcnally)
 * Became WYO 116
 * WYO 25, Granger to Jackson
 * Became US 30N, WYO 89, and WYO 22
 * WYO 26, Yellowstone to Greybull
 * Became US 20
 * WYO 28, Crowheart to Riverton
 * Became US 87W
 * WYO 30, Cheyenne to Newcastle
 * Became US 85
 * WYO 31, Dwyer to Nebraska
 * Became US 26
 * WYO 35, Kemmerer to Daniel
 * Became WYO 287
 * WYO 36, Cody to Deaver
 * Became US 420
 * WYO 40, Colorado to Cheyenne
 * Became US 87
 * WYO 41, Orin to Nebraska
 * Became US 20
 * WYO 50, Colorado to Laramie
 * Became US 285
 * WYO 60, Bosler to Wheatland
 * Became WYO 26
 * WYO 65, Evanston to Utah
 * Remained WYO 65
 * WYO 70, Walcott to Laramie
 * Remained WYO 70
 * WYO 71, Lamont to Sheridan
 * Became US 87E
 * WYO 80, Yellowstone to Rawlins
 * Became US 87W, ?, US 87W, and US 87
 * WYO 81, Lander to Shoshoni
 * Became US 87W and US 320
 * WYO 91, Meeteetse to Cody
 * Became WYO 420


 * Other post-1926 routes
 * WYO 116, Lovell to Ranchester
 * WYO 185, Douglas to Gillette
 * WYO 416, Greybull to Burgess Junction
 * WYO 420, Meeteetse to Thermopolis