Wikipedia:WikiProject U.S. Roads/Utah/Pre-1919 state roads by county

This information comes from early reports (1909-1912, 1913-1914, 1915-1920) and the history PDFs.

Beaver County

 * 1912: 60.31
 * 1915: 66.0
 * 1916: 88.0 (Milford-Newhouse)


 * Beaver-Iron County (1916)
 * remained in 1920
 * Now I-15
 * 1910-08-22 Beaver-Milford (1916)
 * remained in 1920
 * Now SR-21 (via The Pass Road)
 * Beaver-Millard County (1916)
 * remained in 1920
 * Now I-15
 * 1916-11-10 Milford-Newhouse (1916)
 * remained in 1920
 * Now SR-21
 * New in 1920: Beaver-Piute County

Box Elder County

 * 1912: 171.00
 * 1915: 212.3
 * 1916: 212.3


 * 1916-01-10 Brigham-Collinston (1916)
 * Now SR-38
 * 1910-06-06 Brigham-Tremonton (1916)
 * remained in 1920
 * Now SR-13
 * Brigham-Weber County (1916)
 * remained in 1920
 * Now US-89
 * Brigham-Wellsville, Cache County (1916)
 * remained in 1920
 * Now US-91
 * 1916-01-10 Garland-Cache County (1916)
 * Now Garland Road, SR-30
 * Garland-Point Lookout (1916)
 * Now ?? (4.5 mi)
 * Showell-Idaho (1916, not 1919)
 * Now SR-42
 * 1910-06-06 Tremonton-Idaho (1916)
 * remained in 1920
 * Now SR-82, SR-13, I-15
 * 1912-05-08 Tremonton-Nevada (1916)
 * Now SR-102, I-84, SR-30
 * Deweyville-Tremonton
 * Elwood School to Sugar Factory
 * Brigham City
 * remained in 1920
 * 1915-06-01 ("south road through Corinne City")
 * Now ??
 * New in 1920: Tremonton-Snowville, Hot Springs-Brigham, Snowville-Nevada, Midland Trail, Tremonton City

Cache County

 * 1912: 32.98
 * 1915: 146.35
 * 1916: 143.35


 * 1916-08-17 Avon-Weber County (1916)
 * Now SR-162
 * 1915-08-10 Lewiston-Cornish (1916)
 * Now SR-61
 * Logan City Roads (1916)
 * Logan-Petersboro (1916)
 * Now SR-30
 * 1914-10 Logan-Rich County (1916)
 * Now US-89
 * Logan-Smithfield (1916)
 * remained in 1920
 * Now US-91
 * 1914 Newton-Clarkston (1916)
 * Now SR-142
 * Newton-Idaho (1916)
 * Now SR-23
 * Petersboro-Box Elder County (1916)
 * Now SR-30
 * 1915-08-10 Providence-Avon (1916)
 * Now SR-165
 * Richmond-Idaho (1916)
 * Now US-91
 * 1915-08-10 Richmond-Lewiston (1916)
 * Now SR-142, Main Street? (4.5 mi)
 * Smithfield-Richmond (1916)
 * remained in 1920
 * Now US-91
 * Wellsville-Brigham, Box Elder County (1916)
 * remained in 1920
 * Now US-91
 * Wellsville-Newton (1916)
 * Now SR-23
 * Logan-Wellsville (1916)
 * remained in 1920
 * Now US-91
 * 1914 (Newton-Benson-Logan)
 * 1915-08-10 (Cornish-Cache Junction)
 * Now SR-23
 * 1915-08-10 (Petersboro-Wellsville)
 * Now SR-23
 * New in 1920: Smithfield-Idaho, Logan-Garden City

Carbon County

 * 1912: 63.80
 * 1915: 54.9
 * 1916: 99.9


 * 1910-10-12, 1912-05-04, 1916-04-24 Castle Gate-Duchesne (1916)
 * remained in 1920
 * Now US-191
 * 1910-10-12 Castle Gate-Utah County (1916)
 * Now US-6
 * 1910-10-12 Price-Castle Gate (1916)
 * remained in 1920
 * Now US-6
 * 1916-01-10 Price-Duchesne County (1916)
 * Now ? (via Soldiers' Canyon, 32.5 mi)
 * 1910 Price-Emery County (1916)
 * remained in 1920
 * Now SR-10
 * 1910-10-12 Price-Sunnyside (1916)
 * Now US-6, SR-123
 * 1916-04-24 Mud Springs-Emery County (1916)
 * Now US-6
 * Wellington-Emery
 * Hiawatha-Cedar Mesa
 * Price-Edwards Ranch
 * New in 1920: Emma Park, Wellington-Myton, Price-Sunnyside Junction

Daggett County

 * Linwood-Wyoming
 * Linwood-Manila
 * remained in 1920
 * Manila-Wyoming
 * New in 1920: Forest Road No. 10 (Vernal-Wyoming)

Davis County

 * 1912: 34.12
 * 1915: 34.2
 * 1916: 34.2


 * Farmington-Salt Lake County (1916)
 * Now SR-106, US-89
 * Farmington-Weber (1916)
 * remained in 1920
 * Now SR-273, SR-126
 * South Weber (1916)
 * remained in 1920
 * Now ?? (7.5 mi)
 * North Salt Lake-Cudahy
 * New in 1920: Farmington-Centerville, Sunset-Clearfield, Farmington City, Riverdale-Morgan, Kaysville-Layton

Duchesne County

 * 1915: 99.7
 * 1916: 99.7


 * 1910-10-12 Duchesne-Carbon County (1916)
 * remained in 1920
 * Now US-191
 * 1910 Duchesne-Uintah County (1916)
 * Now US-40
 * Duchesne-Utah County (1916)
 * Now US-191, Reservation Ridge Road?
 * 1910 Duchesne-Wasatch County (1916)
 * remained in 1920
 * Now US-40
 * Myton-Carbon
 * remained in 1920
 * Duchesne-Stockmore
 * New in 1920: Duchesne-Roosevelt, Stockmore-Wasatch

Emery County

 * 1912: 115.11
 * 1915: 115.8
 * 1916: 173.5


 * 1910 Castle Dale-Carbon County (1916)
 * remained in 1920
 * Now SR-10
 * Castle Dale-Green River (1916)
 * Now local roads
 * Castle Dale-Sanpete County (1916)
 * Now SR-29
 * 1910 Castle Dale-Sevier County (1916)
 * Now SR-10
 * 1916-04-24 Green River-Carbon County (1916)
 * remained in 1920
 * Now US-6
 * 1914-12-19 Huntington-Mohrland (1916)
 * Now Mohrland Road
 * Lawrence-Carbon
 * Huntington-Sanpete
 * remained in 1920
 * Mohrland-Black Hawk
 * 1915-11-22 (Orangeville-Sanpete County)
 * Now SR-29
 * New in 1920: Castle Dale-Emery, Emery-Sevier, Orangeville-Sanpete

Garfield County

 * 1912: 54.00
 * 1915: 118.1
 * 1916: 118.1


 * 1914-07-07 Escalante-Antimony (1916)
 * remained in 1920
 * Now SR-12, Old Escalante Road, John's Valley Road, SR-22
 * Antimony-Piute County (1916)
 * Now SR-22
 * 1914-07-07 Hillsdale-Henrieville (1916)
 * Now SR-12
 * Panguitch-Kane County (1916)
 * remained in 1920
 * Now US-89
 * Panguitch-Piute County (1916)
 * remained in 1920
 * Now US-89
 * Orton-Iron
 * remained in 1920
 * 1915-01-13 (Antimony-Piute County)
 * Now SR-22
 * 1915-12-21 (Orton-Piute County)
 * Now US-89

Grand County

 * 1912: 107.75
 * 1915: 101.4
 * 1916: 127.0


 * 1916-06-26 Moab-Castleton (1916)
 * Now SR-128
 * 1910 Moab-San Juan County (1916)
 * remained in 1920
 * Now US-191
 * 1910, 1915-12-21 Moab-Valley City (1916)
 * Now US-191
 * 1912, 1915-12-21 Valley City-Colorado (1916; Valley City-Thompsons in 1919)
 * Now I-70
 * 1912-05-04 Valley City-Green River (1916)
 * remained in 1920
 * Now I-70
 * New in 1920: Thompsons-Moab, Moab-Colorado, Valley City-Cisco

Iron County

 * 1912: 120.40
 * 1915: 115.8
 * 1916: 154.6 (Parowan-Lund)


 * 1912-08-02 Cedar-Kane County (1916)
 * remained in 1920
 * Now SR-14
 * 1912-08-02 Cedar-Lund (1916)
 * remained in 1920
 * Now Lund Highway
 * Parowan-Beaver County (1916)
 * Now I-15
 * Cedar-Washington County (1916)
 * remained in 1920
 * Now I-15
 * 1915-12-21 Parowan-Lund (1916)
 * Now Gap Road? (40.5 mi)
 * Paragoonah-Garfield
 * remained in 1920
 * Modena-Washington
 * remained in 1920
 * Parowan-Cedar (1916)
 * Now I-15
 * 1915-12-21 (Kanarra-Beaver County)
 * New in 1920: Cedar-Buckhorn, Buckhorn-Beaver, Cedar-Beaver

Juab County

 * 1912: 57.50
 * 1915: 96.5
 * 1916: 132.6


 * Boulter-Diamond (1916)
 * Now SR-36, Silver Pass Road
 * Eureka-Millard County (1916)
 * Now ?, US-6 (32.1 mi)
 * 1915-11-22 Eureka-Tintic Junction (1916)
 * Now US-6, SR-36
 * 1915-11-22 Eureka-Tooele County (1916)
 * Now ?, SR-36 (6.3 mi)
 * Eureka-Utah (1916)
 * Now US-6
 * Levan-Millard County (1916)
 * remained in 1920
 * Now I-15
 * 1916-02-28 Levan-Sanpete County (1916)
 * Now SR-28
 * Mona-Elberta (1916, not 1919)
 * Now ?? (6.7 mi)
 * 1915-12-21 Nephi-Levan (1916)
 * remained in 1920
 * Now I-15
 * Nephi-Sanpete (1916)
 * remained in 1920
 * Now SR-132
 * 1915-12-21 Nephi-Utah County (1916)
 * remained in 1920
 * Now I-15
 * Juab Mills-Millard
 * 1916-03-13 (Boulter-Millard County)

Kane County

 * 1912: 102.50
 * 1915: 120.1
 * 1916: 120.1


 * Gravel Springs-Garfield County (1916)
 * Now US-89
 * Kanab-Johnson-Gravel Springs (1916)
 * remained in 1920
 * Now US-89, Johnson Canyon Road, Alton Road, local road
 * 1915-12-21 Kanab-Mt. Carmel (1916)
 * Now US-89
 * 1912-08-02 Mt. Carmel-Gravel Springs (1916)
 * Now US-89
 * Mt. Carmel-Iron County (1916)
 * Now ?? (27.8 mi)
 * Kanab-Arizona
 * remained in 1920
 * Kanab-Panguitch
 * New in 1920: Long valley-Iron, Kanab-Garfield

Millard County

 * 1912: 94.50
 * 1915: 142.0
 * 1916: 158.5 (Delta-Lynndyl)


 * 1912-08-02 Cove Fort-Sevier County (1916)
 * remained in 1920
 * Now I-70
 * 1915-05-24 Delta-Hawbush (1916; Delta-Holden in 1919)
 * remained in 1920
 * Now US-50, SR-125, SR-100? (20.0 mi)
 * 1915-05-24 Delta-North Tract (1916)
 * Now ?? (17.0 mi)
 * 1916-11-10 Delta-Lynndyl (1916)
 * Now US-6
 * Fillmore-Beaver County (1916)
 * Now I-15
 * 1916-08-17 Fillmore-Cedar Mt. (1916)
 * Now 900 West
 * Fillmore-Holden (1916)
 * Now I-15
 * 1910-08-23 Holden-Oasis (1916)
 * Now US-50, 4500 South
 * Holden-Scipio[-Juab County] (1916)
 * remained in 1920
 * Now I-15
 * Oasis-Hinckley (1916)
 * Now ?? (7.0 mi)
 * East Scipio-Juab
 * West Scipio-Juab
 * 1915-12-21 (Cove Fort-Beaver County)
 * New in 1920: Kanosh-Beaver, Holden-Kanosh, Scipio-Juab

Morgan County

 * 1912: 26.19
 * 1915: 30.65
 * 1916: 50.15


 * 1916-06-26 North Morgan-Peterson (1916)
 * Now I-84
 * Devil's Slide-Croydon (1916)
 * Now Croydon Road
 * 1915-05-03 Devil's Slide-Henefer (1916)
 * Now I-84
 * Emigrant Trail (1916; not in 1919)
 * Now ?? (12.00 mi)
 * Morgan-Devil's Slide (1916)
 * remained in 1920
 * Now I-84
 * Morgan-Porterville (1916)
 * Now SR-66? (4.50 mi)
 * Morgan-Weber County (1916)
 * Now Morgan Valley Road, I-84
 * New in 1920: Peterson-Weber, Morgan County Loop

Piute County

 * 1912: 25.09
 * 1915: 49.6
 * 1916: 49.6


 * 1915-05-03 Junction-Circleville (1916)
 * remained in 1920
 * Now US-89? (11.2 mi)
 * Junction-Coyote, Garfield County (1916)
 * remained in 1920
 * Now SR-62, SR-22
 * Junction-Marysvale (1916)
 * remained in 1920
 * Now US-89
 * Marysvale-Sevier County (1916)
 * remained in 1920
 * Now US-89
 * Loa, Wayne County-Burrville, Sevier County (1916)
 * remained in 1920
 * Now SR-24
 * 1915-12-21 (Circleville-Piute County)
 * 1915-12-21 (Junction-Kingston)

Rich County

 * 1912: 52.13
 * 1915: 69.5
 * 1916: 74.0


 * 1912-05-14 Evanston, Wyoming-Summit County (1916)
 * Now I-84
 * 1914-10, 1914-12-12 Garden City-Cache County (1916)
 * remained in 1920
 * Now US-89
 * 1910, 1915-12-21 Garden City-Idaho (1916)
 * Now US-89
 * 1910, 1915-12-21 Garden City-Laketown (1916)
 * Now SR-30
 * 1910 Laketown-Sage Creek (1916, not 1919)
 * Now SR-30
 * Woodruff-Weber
 * remained in 1920
 * 1910, 1915-12-21 Randolph-Evanston, Wyoming (1916)
 * Now SR-16
 * 1910 Randolph-Sage Creek (1916)
 * Now SR-16
 * 1915-05-24 Sage Creek-Wyoming (1916, not 1919)
 * Now SR-30
 * New in 1920: Randolph-Woodruff, Wyoming-Summit

Salt Lake County

 * 1912: 46.00
 * 1915: 53.3
 * 1916: 82.5


 * Emigrant Trail (1916)
 * Now Emigration Canyon Road
 * East Twenty-first South (1916)
 * Now 2100 South? (2.4 mi)
 * 1916-11-13 East Thirty-third South (1916)
 * Now SR-171? (2.0 mi)
 * Parley's Canyon (1916)
 * remained in 1920
 * Magna-Tooele County (1916)
 * remained in 1920
 * Now SR-201, I-80
 * Salt Lake City Roads
 * 1916-06-10 Salt Lake-Davis County (1916)
 * remained in 1920
 * Now US-89
 * Salt Lake-Utah County (1916)
 * Now US-89
 * West Twenty-first South (1916)
 * Now SR-201
 * 1916-04-24 West Thirty-third South (1916)
 * remained in 1920
 * Now SR-171, SR-111
 * Capitol-St. Marks
 * 1916-03-13 (State Street, Murray)
 * New in 1920: Salt Lake-Midvale, Midvale-Utah, Twenty-first South

San Juan County

 * 1912: 134.00
 * 1915: 146.5
 * 1916: 158.0


 * 1915-12-21 Bluff-San Juan Bridge (1916)
 * Now US-163
 * LaSal-Colorado (1916)
 * Now SR-46
 * 1910, 1915-12-21 LaSal-Grand County (1916)
 * remained in 1920
 * Now SR-46, US-191
 * 1910, 1915-12-21 Monticello-Bluff (1916)
 * Now US-191
 * 1913 Monticello-Colorado (1916)
 * Now US-491
 * 1910, 1915-12-21 Monticello-LaSal (1916)
 * remained in 1920
 * Now US-191
 * New in 1920: Monticello-Blanding, Blanding-Bluff

Sanpete County

 * 1912: 94.85
 * 1915: 95.8
 * 1916: 153.1


 * 1915-11-22 Ephraim-Emery County (1916)
 * Now Orangeville Road
 * 1912-04-05 Ephraim-Mt. Pleasant (1916)
 * Now US-89
 * 1915-02-28 Fairview-Emery County (1916)
 * remained in 1920
 * Now SR-31, SR-264
 * 1912-04-05 Fairview-Utah County (1916)
 * remained in 1920
 * Now US-89
 * 1915-02-28 Gunnison-Juab County (1916)
 * Now SR-28
 * 1915-12-21 Centerfield/Gunnison-Sevier County (1916)
 * Now US-89
 * Manti-Ephraim (1916)
 * Now US-89
 * Manti-Gunnison (1916)
 * Now US-89
 * 1916-09-11 Mayfield Branch (1916)
 * Now SR-137
 * Moroni-Chester (1916)
 * Now SR-132
 * Moroni-Juab County (1916)
 * Now SR-132
 * 1912-04-05 Mt. Pleasant-Fairview (1916)
 * Now US-89
 * 1915-06-14 Mt. Pleasant-Moroni (1916)
 * Now SR-116
 * Mt. Pleasant City
 * remained in 1920
 * New in 1920: Pigeon Hollow-Fairview, Ephraim-Orangeville, Pigeon Hollow-Juab, Manti-Sevier, Manti-Pigeon Hollow

Sevier County

 * 1912: 146.60
 * 1915: 151.0
 * 1916: 151.0


 * Elsinore Road (1916)
 * Now ?? (9.9 mi)
 * 1912-08-12 Glenwood-Burrville (1916)
 * Now SR-119, SR-24
 * Joseph-Piute (1916)
 * Now US-89
 * Monroe Road (1916)
 * Now SR-118
 * Richfield-Austin (1916)
 * Now SR-118
 * Richfield-Glenwood (1916)
 * Now SR-119
 * Richfield-Salina (1916)
 * remained in 1920
 * Now SR-118, SR-24
 * 1912, 1915-12-21 Salina Canyon (1916)
 * Now I-70, SR-10
 * Salina-Sanpete County (1916)
 * remained in 1920
 * Now US-89
 * 1912-08-02 Sevier-Millard County (1916)
 * remained in 1920
 * Now I-70
 * 1912-08-02 Sigurd-Bear Valley (1916)
 * Now SR-24
 * Burrville-Fish Lake Road
 * remained in 1920
 * Richfield City
 * remained in 1920
 * 1915-12-21 (Joseph-Monroe)
 * 1915-12-21 (Joseph-Cove)
 * 1915-12-21 (Vermillion-Richfield)
 * Now in 1920: Richfield-Piute, Salina-Emery, Sigurd-Piute

Summit County

 * 1912: 101.00
 * 1915: 114.8
 * 1916: 114.8


 * 1910 Coalville-Echo (1916)
 * Now I-80
 * 1910 Coalville-Peoa (1916)
 * Now I-80, SR-32
 * Echo-Henefer (1916)
 * Now I-84
 * Henefer-Croydon (1916)
 * Now Henefer Road
 * Henefer-Emigrant Trail (1916)
 * Now SR-65
 * 1915-05-03 Henefer-Narrows (1916)
 * Now I-84
 * 1914 Kamas-Wasatch County (1916)
 * remained in 1920
 * Now SR-32, SR-35
 * Park City Roads (1916)
 * Park City-Daly Judge (1916)
 * Now ?? (1.6 mi)
 * 1910-06-06 Park City-Kamas (1916)
 * Now SR-248
 * 1915-12-21 Park City-Peoa (1916)
 * Now Browns Canyon Road? (2.0 mi)
 * 1910 Park City-Salt Lake County (1916)
 * Now SR-224, I-80
 * 1910, 1915-12-21 Park City-Wasatch County (1916)
 * remained in 1920
 * Now old US-40 (south of SR-248)
 * 1910-06-06 Peoa-Kamas (1916)
 * remained in 1920
 * Now SR-32
 * 1912-05-14 Echo-Rich County (1916)
 * remained in 1920
 * Now I-80
 * Kimballs-Wanship
 * remained in 1920
 * New in 1920: Coalville-Morgan, Park City-Kimballs, Wanship-Kamas, Wanship-Coalville

Tooele County

 * 1912: 32.50
 * 1915: 231.8
 * 1916: 249.8


 * Grantsville-Grants (1916)
 * Now ?? (7.0 mi)
 * Grantsville-Mills (1916)
 * remained in 1920
 * Now SR-138
 * 1913 Grantsville-Timpie (1916)
 * Now SR-138
 * Ibapah-Nevada (1916)
 * Now ?? (38.0 mi)
 * Timpie-Orr's Ranch (1916)
 * Now SR-196
 * 1912 Tooele-Juab County (1916)
 * Now SR-36
 * 1910, 1915-12-21 Tooele-Salt Lake County (1916)
 * remained in 1920
 * Now SR-36, I-80
 * 1915-08-24 Timpie-Nevada (1916)
 * Now I-80
 * Tooele-Grantsville
 * Clover-Orr's Ranch
 * remained in 1920
 * 1915-12-20 (Wendover-Ibapah-Nevada)
 * 1915-12-21 (Tooele-Vernon)
 * 1916-03-13 (Vernon-Juab County)
 * New in 1920: Grantsville-Wendover, Tooele-Clover, Orr's Ranch-Nevada

Uintah County

 * 1912: 64.40
 * 1915: 63.5
 * 1916: 63.5


 * 1911, 1915-12-21 Jensen-Colorado (1916)
 * Now US-40
 * 1910 Vernal-Duchesne County (1916)
 * remained in 1920
 * Now US-40
 * 1910 Vernal-Jensen (1916)
 * Now US-40
 * Vernal City
 * New in 1920: Vernal-Daggett, Vernal-Colorado

Utah County

 * 1912: 150.20
 * 1915: 160.6
 * 1916: 204.5


 * American Fork City (1916)
 * remained in 1920
 * Now ?? (1.9 mi)
 * 1916-05-08 Benjamin Branch (1916)
 * Now SR-115
 * Goshen-Juab County (1916)
 * Now US-6? (5.1 mi)
 * 1916-05-08 Lakeview Branch (1916)
 * Now SR-114
 * Lehi City Roads (1916)
 * remained in 1920
 * Now ?? (2.5 mi)
 * 1916-05-08 Lehi-Tooele County (1916)
 * Now SR-73
 * Payson City Road (1916)
 * remained in 1920
 * Now ?? (2.4 mi)
 * Pleasant Grove City (1916)
 * remained in 1920
 * Now ?? (1.6 mi)
 * 1912-04-05 Provo Canyon Road (1916)
 * remained in 1920
 * Now US-189
 * Provo City Roads (1916)
 * remained in 1920
 * Now ?? (15.2)
 * Provo-Salt Lake County (1916)
 * Now US-89? (11.4 mi)
 * Provo-Spanish Fork (1916)
 * remained in 1920
 * Now US-89? (4.6 mi)
 * Santaquin City Road (1916)
 * Now ?? (2.2 mi)
 * Santaquin-Payson Canyon (1916)
 * Now ?? (18.8 mi)
 * Spanish Fork City (1916)
 * remained in 1920
 * Now ?? (3.5 mi)
 * Spanish Fork-Juab (1916)
 * Now SR-198, I-15
 * 1912-05-16 Spanish Fork-Thistle (1916)
 * Now SR-198, US-6
 * Springville City Roads (1916)
 * Now ?? (2.5 mi)
 * 1916-05-08 Springville-Spanish Fork Canyon (1916)
 * Now US-89
 * 1912-05-16 Thistle-Carbon County (1916)
 * Now US-6
 * 1912-04-05 Thistle-Sanpete County (1916)
 * Now US-89
 * Orem-Provo Canyon
 * 1915-06-28 (Lehi-Jordan River)
 * New in 1920: American Fork-Salt Lake, Pleasant Grove-Provo, Spanish Fork-Payson, Payson-Juab, Springville-Sanpete, Thistle-Duchesne

Wasatch County

 * 1912: 173.00

Duchesne County was split off in 1915
 * 1915: 78.3
 * 1916: 78.3


 * 1910 Heber-Duchesne County (1916)
 * Now US-40
 * Heber-Midway (1916)
 * Now Midway Lane
 * 1910 Heber-Park City (1916)
 * Now US-40
 * 1912-04-05 Heber-Utah County (1916)
 * remained in 1920
 * Now US-189
 * Park City-Kamas (1916)
 * Now SR-248
 * Midway-Charleston
 * Midway-Riverdale
 * Stewart's Ranch-Wasatch
 * New in 1920: Heber-Fruitland, Stewart's Ranch-Duchesne, Heber-Summit

Washington County

 * 1912: 45.00
 * 1915: 59.5
 * 1916: 124.6


 * 1912-08-05 Anderson's-Hurricane (1916)
 * Now SR-17, SR-9
 * Anderson's-Iron County (1916)
 * Now I-15
 * 1914 Hurricane-Arizona (1916)
 * Now SR-59
 * La Verkin-Zion Canyon (1916)
 * remained in 1920
 * Now SR-9
 * St. George-Anderson's (1916)
 * remained in 1920
 * Now I-15
 * St. George-Arizona (1916)
 * remained in 1920
 * Now SR-18, old US-91
 * St. George-Modena
 * 1916-03-24 (Shem-Arizona)
 * New in 1920: St. George-Enterprise, Anderson-Arizona

Wayne County

 * 1912: 87.50
 * 1915: 90.2
 * 1916: 86.2


 * 1915-12-12 Cigarette Hollow-Teasdale (1916, not in 1919)
 * Now local road
 * 1915-05-24 Loa-Fremont (1916)
 * Now local road
 * 1910-08-23 Loa-Hanksville (1916)
 * remained in 1920
 * Now SR-24
 * 1910-08-23 Loa-Piute County (1916)
 * Now SR-24

Weber County

 * 1912: 41.00
 * 1915: 73.2
 * 1916: 85.5 (Eden-Cache County)


 * 1916-08-17 Eden-Cache County (1916)
 * Now SR-162
 * Devil's Gate (1916)
 * Now I-84? (1.0 mi)
 * 1915-12-21 Five Points-Plain City (1916)
 * Now US-89, Harrisville Road
 * Ogden-Box Elder (1916)
 * Ogden City Roads (1916)
 * Now ?? (10.0 mi)
 * Ogden-Davis County (1916)
 * remained in 1920
 * Now SR-26
 * 1911-07-18 Ogden-Huntsville (1916)
 * remained in 1920
 * Now SR-39
 * 1915-12-21 Ogden-Wilson (1916)
 * Now ?? (1.0 mi)
 * 1912-05-16 Riverdale-Davis County (1916)
 * Now SR-60
 * 1915-12-21 Wilson-Hooper (1916; Ogden-Hooper in 1919)
 * remained in 1920
 * Now SR-126?, SR-108?, SR-37 (10.0 mi)
 * Wilson-Warren (1916)
 * Now ?? (14.0 mi)
 * Huntsville-Randolph
 * New in 1920: Ogden-Five Points, Riverdale-Morgan, Five Points-Box Elder, North Ogden-Hot Springs, Roy-Ogden, Washington Avenue, Huntsville-Rich