Overall, the tease campaign featured looks into the future, where technology could create a utopian existence, in part brought on by the advent of inexpensive and easy to use wireless PCS phone service.

[5] The original corporate logo contained a red rounded edge box with an antenna projecting out of the top right corner.

The second campaign, which ran after the company started service, featured a bright-pink computer-animated alien named Primetheus, who comes to Earth from planet Primeco, loses his "communicator" (which the Earthlings find and replicate), and then gets into various comical situations looking for it.

The Illinois-Indiana PrimeCo territories were purchased by Clarity Partners, a Los Angeles–based private equity firm in 2001, who successfully improved the company's operations and later sold it to U.S. Cellular.

When the company was founded, PrimeCo was headquartered in the Solana Office Complex in Westlake, Texas, a suburb of Fort Worth.