Interstate 27 (English Wikipedia)

"Frequently Asked Questions". Ports to Plains study. Archived from the original on January 15, 2012. Retrieved August 1, 2007.^{[full citation needed]}
Corridor Map (Map). Ports to Plains study. Archived from the original on January 15, 2012. Retrieved August 1, 2007.^{[full citation needed]}

conchovalleyhomepage.com (Global: low place; English: low place)

Ellis, Dusty (July 12, 2023). "What you need to know about Interstate 27". ConchoValleyHomepage.com. Retrieved July 13, 2023.

congress.gov (Global: 730^th place; English: 468^th place)

Text of the I–27 Numbering Act of 2023 at Congress.gov

dot.gov (Global: 1,690^th place; English: 998^th place)

fhwa.dot.gov

Jack Faucett Associates. "Economic Development History of Interstate 27 in Texas". Federal Highway Administration. Archived from the original on May 7, 2006.
Federal Highway Administration. "FHWA By Day: December 13". Federal Highway Administration. Archived from the original on October 5, 2006.

highways.dot.gov

Federal Highway Administration (May 5, 2007). "Previous Interstate Facts of the Day". Federal Highway Administration. Archived from the original on April 26, 2006.

everythinglubbock.com (Global: low place; English: low place)

Johnston, Georgina (March 28, 2023). "New bill would name Ports-to-Plains Corridor 'Interstate 27'". Everything Lubbock. KLBK-TV/KAMC-TV. Retrieved May 12, 2023.

kcbd.com (Global: low place; English: low place)

"I-27 extension to Hwy. 87 officially approved". KCBD-TV. September 26, 2024. Retrieved January 1, 2025.

kfyrtv.com (Global: low place; English: low place)

Anhalt, Michael (June 13, 2024). "New interstate to run through North Dakota". KFYR-TV. Retrieved June 14, 2024.

ladailypost.com (Global: low place; English: low place)

Clark, Carol A. (March 30, 2023). "Luján Joins Legislation To Name Future Interstate Ports-To-Plains Corridor From Laredo, Texas To Raton, New Mexico As 'Interstate 27'". Los Alamos Daily Post. Retrieved May 12, 2023.

lonestarroads.com (Global: low place; English: low place)

H.M. Gousha Company (1938). Official Road Map: Texas (Map). Conoco. Archived from the original on April 9, 2014.^{[full citation needed]}
Rand McNally & Company (1946). Texas–Oklahoma–Eastern New Mexico (Map). Sinclair. Archived from the original on April 9, 2014.^{[full citation needed]}
General Drafting Company (1961). Texas (Map). Enco. Archived from the original on April 9, 2014.^{[full citation needed]}
H.M. Gousha Company (1967). Texas (Map). Texaco. Archived from the original on April 9, 2014.^{[full citation needed]}

lubbockonline.com (Global: 5,081^st place; English: 2,845^th place)

"TxDOT recommends studying I-27 extension again". Archived from the original on November 12, 2018. Retrieved June 10, 2019.
Dotray, Matt (June 12, 2019). "Governor signs bill calling for Interstate 27 extension study". Lubbock Avalanche-Journal. Archived from the original on June 19, 2019. Retrieved June 19, 2019.
Driggars, Alex (March 15, 2022). "Raton to Laredo corridor added to Interstate Highway System, paving way for I-27 expansion". Lubbock Avalanche-Journal. Archived from the original on July 15, 2022. Retrieved March 17, 2022.
Driggars, Alex (March 28, 2023). "Cruz, Cornyn introduce legislation to name I-27 extension project". Lubbock Avalanche-Journal. Retrieved April 4, 2023.

maps.google.com (Global: 2,258^th place; English: 1,630^th place)

"Overview Map of I-27" (Map). Google Maps. Retrieved February 15, 2008.
"Directions from I-27 to Cleveland Street" (Map). Google Maps. Retrieved May 11, 2013.

measuringworth.com (Global: 2,465^th place; English: 1,383^rd place)

Johnston, Louis; Williamson, Samuel H. (2023). "What Was the U.S. GDP Then?". MeasuringWorth. Retrieved November 30, 2023. United States Gross Domestic Product deflator figures follow the MeasuringWorth series.

mrt.com (Global: low place; English: low place)

McEwen, Mella (August 1, 2023). "Senate passes act to create I-27 West through Midland". Midland Reporter Telegram. Retrieved August 21, 2023.
Shaffer, Ben (March 11, 2024). "I-27 Numbering Act passes Senate, encompasses Midland". Midland Reporter-Telegram. Retrieved April 11, 2024.

msrmaps.com (Global: low place; English: low place)

United States Geological Survey (July 1, 1983). Plainview, Texas Quadrangle (Map). 15 minute. Reston, VA: United States Geological Survey. Archived from the original on July 15, 2022. Retrieved October 21, 2011 – via MSR Maps. (before the bypass was upgraded to freeway standards)^{[full citation needed]}^{[full citation needed]}
United States Geological Survey (July 1, 1975). Southern Lubbock, Texas Quadrangle (Map). 7.5 minute. Reston, VA: United States Geological Survey. Archived from the original on July 15, 2022. Retrieved October 21, 2011 – via MSR Maps.^{[full citation needed]}

nmpoliticalreport.com (Global: low place; English: low place)

Maxwell, Nicole (March 30, 2023). "New Mexico and Texas could get new interstate". NM Political Report. Retrieved May 12, 2023.

portstoplains.com (Global: low place; English: low place)

Ports-to-Plains Trade Corridor Coalition, PTP Partners: Great Plains International Trade Corridor, accessed August 2007 Archived September 16, 2008, at the Wayback Machine^{[full citation needed]}

state.tx.us (Global: 1,858^th place; English: 1,014^th place)

dot.state.tx.us

Transportation Planning and Programming Division (n.d.). "Interstate Highway No. 27". Highway Designation Files. Texas Department of Transportation. Retrieved January 28, 2013.
Transportation Planning and Programming Division (2018). Texas County Mapbook (PDF) (Map) (2018 ed.). 1:72,224. Texas Department of Transportation. p. 433. Retrieved August 3, 2018.
Transportation Planning and Programming Division (n.d.). "U.S. Highway No. 87". Highway Designation Files. Texas Department of Transportation.
Transportation Planning and Programming Division (n.d.). "State Highway No. 9". Highway Designation Files. Texas Department of Transportation.
Transportation Planning and Programming Division (n.d.). "State Highway Loop No. 461". Highway Designation Files. Texas Department of Transportation.
Transportation Planning and Programming Division (n.d.). "State Highway Loop No. 369". Highway Designation Files. Texas Department of Transportation.
Transportation Planning and Programming Division (n.d.). "State Highway Loop No. 445". Highway Designation Files. Texas Department of Transportation.
Transportation Planning and Programming Division (n.d.). "Farm to Market Road No. 1541". Highway Designation Files. Texas Department of Transportation.
Texas Department of Transportation. "TxDOT History: 2000 to 1971". Texas Department of Transportation. Archived from the original on September 8, 2007.
Transportation Planning and Programming Division (n.d.). "Business U.S. Highway No. 87-G". Highway Designation Files. Texas Department of Transportation.
Transportation Planning and Programming Division (n.d.). "Business Interstate Highway No. 27-U". Highway Designation Files. Texas Department of Transportation. Retrieved November 28, 2014.
Transportation Planning and Programming Division (n.d.). "Business Interstate Highway No. 27-T". Highway Designation Files. Texas Department of Transportation.

tsl.state.tx.us

Texas State Highway Department, General Highway Maps: Lubbock^{[permanent dead link]}, Hale^{[permanent dead link]}, Swisher^{[permanent dead link]}, Randall^{[permanent dead link]}, and Potter Counties, partially revised to February 1, 1940 ^{[dead link]}^{[full citation needed]}
Texas State Highway Department, General Highway Maps: Lubbock^{[permanent dead link]}, Hale^{[permanent dead link]}, Swisher^{[permanent dead link]}, Randall^{[permanent dead link]}, and Potter^{[permanent dead link]} Counties, and Amarillo and vicinity, state highways revised to January 1, 1961 ^{[dead link]}^{[full citation needed]}

ftp.dot.state.tx.us

"I-27 System in Texas Implementation Plan" (PDF). ftp.dot.state.tx.us. TxDOT. Retrieved February 14, 2026.

texasfreeway.com (Global: low place; English: low place)

H.M. Gousha Company (1969). Texas (Map). Texaco. Archived from the original on August 14, 2007.^{[full citation needed]}

texastribune.org (Global: 3,618^th place; English: 1,954^th place)

Carver, Jayme Lozano; Nicholson-Messmer, Elijah (July 19, 2024). "Interstate 27 has divided Lubbock for decades. North and east side residents want that to change". The Texas Tribune. Retrieved August 13, 2024.

thetexan.news (Global: low place; English: low place)

Stringer, Matt (March 29, 2023). "Cruz, Cornyn Work to Enable New 'Ports-to-Plains' Texas Interstate Highway". The Texan. Austin. Retrieved May 12, 2023.

transportation.org (Global: low place; English: low place)

Special Committee on U.S. Route Numbering (November 2023). "2023 Fall Meeting Report to the Council on Highways and Streets" (PDF) (Report). Washington, DC: American Association of State Highway and Transportation Officials. Archived (PDF) from the original on December 5, 2023. Retrieved July 28, 2024.

txdot.gov (Global: low place; English: low place)

LaFontaine, Ryan (October 2, 2024). "New milestone for interstate expansion in West Texas". Texas Department of Transportation. Retrieved January 1, 2025.
Transportation Planning and Programming Division (n.d.). "Highway Designations Glossary". Texas Department of Transportation. Retrieved May 20, 2020.

utexas.edu (Global: 916^th place; English: 706^th place)

lib.utexas.edu

Texas Department of Transportation (2002). Trans-Texas Corridor conceptual map (Map). Archived from the original on August 20, 2007.^{[full citation needed]}

web.archive.org (Global: 1^st place; English: 1^st place)

Bureau of Public Roads & American Association of State Highway Officials (November 11, 1926). United States System of Highways Adopted for Uniform Marking by the American Association of State Highway Officials (Map). 1:7,000,000. Washington, DC: United States Geological Survey. OCLC 32889555. Archived from the original on April 13, 2017. Retrieved November 7, 2013 – via Wikimedia Commons.
H.M. Gousha Company (1938). Official Road Map: Texas (Map). Conoco. Archived from the original on April 9, 2014.^{[full citation needed]}
Jack Faucett Associates. "Economic Development History of Interstate 27 in Texas". Federal Highway Administration. Archived from the original on May 7, 2006.
Rand McNally & Company (1946). Texas–Oklahoma–Eastern New Mexico (Map). Sinclair. Archived from the original on April 9, 2014.^{[full citation needed]}
General Drafting Company (1961). Texas (Map). Enco. Archived from the original on April 9, 2014.^{[full citation needed]}
H.M. Gousha Company (1967). Texas (Map). Texaco. Archived from the original on April 9, 2014.^{[full citation needed]}
H.M. Gousha Company (1969). Texas (Map). Texaco. Archived from the original on August 14, 2007.^{[full citation needed]}
United States Geological Survey (July 1, 1983). Plainview, Texas Quadrangle (Map). 15 minute. Reston, VA: United States Geological Survey. Archived from the original on July 15, 2022. Retrieved October 21, 2011 – via MSR Maps. (before the bypass was upgraded to freeway standards)^{[full citation needed]}^{[full citation needed]}
Federal Highway Administration. "FHWA By Day: December 13". Federal Highway Administration. Archived from the original on October 5, 2006.
Federal Highway Administration (May 5, 2007). "Previous Interstate Facts of the Day". Federal Highway Administration. Archived from the original on April 26, 2006.
Texas Department of Transportation. "TxDOT History: 2000 to 1971". Texas Department of Transportation. Archived from the original on September 8, 2007.
United States Geological Survey (July 1, 1975). Southern Lubbock, Texas Quadrangle (Map). 7.5 minute. Reston, VA: United States Geological Survey. Archived from the original on July 15, 2022. Retrieved October 21, 2011 – via MSR Maps.^{[full citation needed]}
"Frequently Asked Questions". Ports to Plains study. Archived from the original on January 15, 2012. Retrieved August 1, 2007.^{[full citation needed]}
Corridor Map (Map). Ports to Plains study. Archived from the original on January 15, 2012. Retrieved August 1, 2007.^{[full citation needed]}
Texas Department of Transportation (2002). Trans-Texas Corridor conceptual map (Map). Archived from the original on August 20, 2007.^{[full citation needed]}
"TxDOT recommends studying I-27 extension again". Archived from the original on November 12, 2018. Retrieved June 10, 2019.
Special Committee on U.S. Route Numbering (November 2023). "2023 Fall Meeting Report to the Council on Highways and Streets" (PDF) (Report). Washington, DC: American Association of State Highway and Transportation Officials. Archived (PDF) from the original on December 5, 2023. Retrieved July 28, 2024.
"Abbott signs bill requesting study on I-27 expansion". Associated Press. June 17, 2019. Archived from the original on June 19, 2019. Retrieved June 19, 2019.
Dotray, Matt (June 12, 2019). "Governor signs bill calling for Interstate 27 extension study". Lubbock Avalanche-Journal. Archived from the original on June 19, 2019. Retrieved June 19, 2019.
Ports-to-Plains Trade Corridor Coalition, PTP Partners: Great Plains International Trade Corridor, accessed August 2007 Archived September 16, 2008, at the Wayback Machine^{[full citation needed]}
Driggars, Alex (March 15, 2022). "Raton to Laredo corridor added to Interstate Highway System, paving way for I-27 expansion". Lubbock Avalanche-Journal. Archived from the original on July 15, 2022. Retrieved March 17, 2022.

wikimedia.org (Global: low place; English: low place)

commons.wikimedia.org

Bureau of Public Roads & American Association of State Highway Officials (November 11, 1926). United States System of Highways Adopted for Uniform Marking by the American Association of State Highway Officials (Map). 1:7,000,000. Washington, DC: United States Geological Survey. OCLC 32889555. Archived from the original on April 13, 2017. Retrieved November 7, 2013 – via Wikimedia Commons.

worldcat.org (Global: 5^th place; English: 5^th place)

search.worldcat.org

Bureau of Public Roads & American Association of State Highway Officials (November 11, 1926). United States System of Highways Adopted for Uniform Marking by the American Association of State Highway Officials (Map). 1:7,000,000. Washington, DC: United States Geological Survey. OCLC 32889555. Archived from the original on April 13, 2017. Retrieved November 7, 2013 – via Wikimedia Commons.

yourbasin.com (Global: low place; English: low place)

Bordner, Zachery (August 5, 2023). "MOTRAN talks I-27, what it means for Midland/Odessa, Big Spring". Yourbasin. Retrieved August 21, 2023.

Interstate 27 (English Wikipedia)

apnews.com (Global: 129th place; English: 89th place)

coloradodot.info (Global: low place; English: low place)

conchovalleyhomepage.com (Global: low place; English: low place)

congress.gov (Global: 730th place; English: 468th place)

dot.gov (Global: 1,690th place; English: 998th place)

fhwa.dot.gov

highways.dot.gov

everythinglubbock.com (Global: low place; English: low place)

kcbd.com (Global: low place; English: low place)

kfyrtv.com (Global: low place; English: low place)

ladailypost.com (Global: low place; English: low place)

lonestarroads.com (Global: low place; English: low place)

lubbockonline.com (Global: 5,081st place; English: 2,845th place)

maps.google.com (Global: 2,258th place; English: 1,630th place)

measuringworth.com (Global: 2,465th place; English: 1,383rd place)

mrt.com (Global: low place; English: low place)

msrmaps.com (Global: low place; English: low place)

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portstoplains.com (Global: low place; English: low place)

state.tx.us (Global: 1,858th place; English: 1,014th place)

dot.state.tx.us

tsl.state.tx.us

ftp.dot.state.tx.us

texasfreeway.com (Global: low place; English: low place)

texastribune.org (Global: 3,618th place; English: 1,954th place)

thetexan.news (Global: low place; English: low place)

transportation.org (Global: low place; English: low place)

txdot.gov (Global: low place; English: low place)

utexas.edu (Global: 916th place; English: 706th place)

lib.utexas.edu

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wikimedia.org (Global: low place; English: low place)

commons.wikimedia.org

worldcat.org (Global: 5th place; English: 5th place)

search.worldcat.org

yourbasin.com (Global: low place; English: low place)

apnews.com (Global: 129^th place; English: 89^th place)

congress.gov (Global: 730^th place; English: 468^th place)

dot.gov (Global: 1,690^th place; English: 998^th place)

lubbockonline.com (Global: 5,081^st place; English: 2,845^th place)

maps.google.com (Global: 2,258^th place; English: 1,630^th place)

measuringworth.com (Global: 2,465^th place; English: 1,383^rd place)

state.tx.us (Global: 1,858^th place; English: 1,014^th place)

texastribune.org (Global: 3,618^th place; English: 1,954^th place)

utexas.edu (Global: 916^th place; English: 706^th place)

web.archive.org (Global: 1^st place; English: 1^st place)

worldcat.org (Global: 5^th place; English: 5^th place)