It is a 24-hour chain selling fuel under the Shell, DK, Alon, ConocoPhillips, Exxon, Valero, and "Allsup's On the Go" brands.

[2] Lonnie, a veteran of the United States Air Force who served in the Korean War, expanded the business into a small chain and sold it to 7-Eleven in 1963.

[2] It is ranked as New Mexico's #1 privately owned corporation,[3] and is the largest convenience store chain in the state.

Allsup's underwent changes after the purchase, such as introducing Yesway mugs, cups, and other merchandise.

In 2020, the home office was relocated from Clovis, New Mexico to Fort Worth, Texas.