This new logo was introduced on January 23, 1958, and was used until mid-March of the same year.
1958-1981 (primary), 1981-1985 (secondary)
The cornucopia was soon axed in favour of the more recognisable checkmark from sister store Kwik Chek.
This logo was first used on July 14, 1982.
This modified version of the 1982 logo was introduced on December 31, 1984.
2014-2015 (Concept), 2016-present
Alamo Rent a Car2 | AT&T1 | BI-LO | Chili's3 | Direct Energy2 | Enterprise CarShare2 | Enterprise Rent-A-Car2 | Expedia2 | ExxonMobil (Exxon | Mobil)4 | Harvey's Supermarket | Hulu2 | Macy's3 | National Car Rental2 | Nationwide Mutual Insurance Company2 | Rite Aid4 | Winn-Dixie4
1AT&T was no longer a Plenti partner after October 31, 2017. 
2These companies were no longer Plenti parters after December 31, 2017. 
3These companies were no longer Plenti partners after May 3, 2018. 
4These companies were no longer Plenti partners after July 10, 2018.