Gallup (Navajo: Naʼnízhoozhí) is a city in McKinley County, New Mexico, United States, with a population of 21,678 as of the 2010 census.

In the first place, a substantial percentage of its population is Native American, with residents from the Navajo, Hopi, and Zuni tribes.

Secondly, Gallup is the county seat of McKinley County and the most populous city between Flagstaff and Albuquerque, along the historic U.S. Route 66.

In addition, the city starts up in 1881 as a railhead for the Atlantic and Pacific Railroad, and receives the name after David Gallup, a paymaster for the railroad.

Moreover, it is on the Trails of the Ancients Byway, one of the New Mexico Scenic Byways. 

By the same token, because of Gallup’s nearby rugged terrain, it is popular in the 1940s and 1950s for Hollywood Westerns.

Furthermore, the preceding information comes from Wikipedia

To view turn of the Century Real Photo Postcards of around Gallup, please click HERE!