Six
special routes of
U.S. Route 75 exist. Two routes exist in
Oklahoma
Oklahoma (; Choctaw language, Choctaw: ; chr, ᎣᎧᎳᎰᎹ, ''Okalahoma'' ) is a U.S. state, state in the South Central United States, South Central region of the United States, bordered by Texas on the south and west, Kansas on the nor ...
, two in
Kansas, one in
Nebraska, and two in
Iowa.
Henryetta business loop
The first special route along U.S. 75 is U.S. Route 75 Business in
Henryetta, Oklahoma, in
Okmulgee County
Okmulgee County is a county in the U.S. state of Oklahoma. As of the 2010 census, the population was 40,069. The county seat is Okmulgee. Located within the Muscogee Nation Reservation, the county was created at statehood in 1907. The name O ...
. The route is in length.
It begins at
I-40 exit 237 west of town. It then continues east through the town to end at
US-62
U.S. Route 62 or U.S. Highway 62 (US 62) runs from the Mexican border at El Paso, Texas, to Niagara Falls, New York, near the Canadian border. It is the only east-west United States Numbered Highway that connects Mexico and Canada ...
/75 east of downtown. The entirety of the route is
concurrent with
Business Loop I-40 and
U.S. 62 Business.
Beggs–Sapulpa alternate route
U.S. Route 75 Alternate, the only such special route stemming from U.S. 75, is a former alignment of the mainline highway from east of
Beggs to
Sapulpa, Oklahoma, a suburb of
Tulsa. The route is long.
U.S. 75 Alternate is also sporadically signed as U.S. 75A and State Highway 75A.
The highway begins at U.S. 75 east of Beggs and travels west to that town, where it turns north. It runs through the towns of
Mounds and
Kiefer before reaching Sapulpa. In Sapulpa, its northern terminus is explicitly signed at an intersection with
State Highway 66 and other state highways, but official
Oklahoma Department of Transportation
The Oklahoma Department of Transportation (ODOT) is an government agency, agency of the government of Oklahoma responsible for the construction and maintenance of the state's transportation infrastructure. Under the leadership of the Oklahoma Sec ...
maps show it extending northeast along SH-66 until the point where it merges with
I-44.
U.S. 75 followed what is now U.S. 75 Alternate prior to 1959. On August 28 of that year, mainline U.S. 75 was rerouted onto the new Okmulgee Beeline freeway and expressway, and U.S. 75 Alternate was established along the former route of the highway.
Altoona business loop
Topeka business loop
Nebraska City business loop
Sioux City business loop
U.S. Highway 75 Business in
Sioux City, Iowa was created in 2001 after the completion of a freeway around Sioux City. Officially, US 75 Business is known as Iowa Highway 376, but it is never signed as such. The route begins at the I-29/I-129/US 20/US 75 interchange in Sioux City and follows US 75's former route through Sioux City, rejoining US 75 on the city's northern edge.
Northbound US 75 Business traffic follows I-29 southbound.
Le Mars business loop
U.S. Route 75 Business in
Le Mars, Iowa was created in 2006 after the completion of a by-pass around Le Mars. The business route begins at the
Iowa Highway 3 interchange, with which the US 75 Business runs concurrently, and ends at the new US 75/
Iowa 60
Iowa Highway 60 (Iowa 60) is a north–south state highway in northwest Iowa. The highway runs at a southwest-to-northeast angle. The southern end of Iowa Highway 60 is near Le Mars at a freeway interchange with U.S. Highway 75 and U.S. Hi ...
interchange. The portion of US 75 Business that is not concurrent with Iowa 3 is officially known as Iowa 404,
but it is never signed as such.
Former routes
Galveston–Houston temporary route
Houston business loop
Oakhurst-Owasso temporary route
Tulsa business route
Wakarusa–North Topeka alternate
Topeka bypass route
North Topeka–Hoyt alternate
References
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