Arlington is an unincorporated town

Unincorporated area

In law, an unincorporated area is a region of land that is not a part of any municipality.To "incorporate" in this context means to form a municipal corporation, a city, town, or village with its own government. An unincorporated community is usually not subject to or taxed by a municipal government...

 and U.S. Post Office

United States Postal Service

The United States Postal Service is an independent agency of the United States government responsible for providing postal service in the United States...

 in Kiowa County

Kiowa County, Colorado

Kiowa County is the second least densely populated of the 64 counties of the State of Colorado of the United States. The county population was 1,622 at the 2000 census. The county seat is Eads...

, Colorado

Colorado

Colorado is a U.S. state that encompasses much of the Rocky Mountains as well as the northeastern portion of the Colorado Plateau and the western edge of the Great Plains...

, United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

. The ZIP Code

ZIP Code

ZIP codes are a system of postal codes used by the United States Postal Service since 1963. The term ZIP, an acronym for Zone Improvement Plan, is properly written in capital letters and was chosen to suggest that the mail travels more efficiently, and therefore more quickly, when senders use the...

 of the Arlington Post Office

United States Postal Service

The United States Postal Service is an independent agency of the United States government responsible for providing postal service in the United States...

 is 81021.

History

The town of Arlington was established by the Missouri Pacific Railroad

Missouri Pacific Railroad

The Missouri Pacific Railroad , also known as the MoPac, was one of the first railroads in the United States west of the Mississippi River. MoPac was a Class I railroad growing from dozens of predecessors and mergers, including the St. Louis, Iron Mountain and Southern Railway , Texas and Pacific...

 in 1887. The Arlington Post Office

United States Postal Service

The United States Postal Service is an independent agency of the United States government responsible for providing postal service in the United States...

 opened on August 16, 1887.

Arlington Auxiliary Army Airfield

Three miles east of town is the site of the former Arlingtion Auxiliary Army Air Field #4, one of many former Colorado World War II Army Airfields

Colorado World War II Army Airfields

Colorado World War II Army Airfields were major United States Army Air Force training centers for pilots and aircrews.During World War II these Colorado airfields were under the command of Third Air Force or the Army Air Forces Training Command...

. The triangular shape of the runways is not only visible from the air, but also visible from the county road. The E/W runway still has large sections of asphalt and the vegatation has noticeable changes along the runway.