| Warning Letter — City Star | 590541 Aug 29, 2019 |
| Warning Letter — HyVee | 590682 Aug 29, 2019 |
| Warning Letter — Casey General Stores | 590921 Aug 29, 2019 |
| Warning Letter — General Store 2, Inc | 590919 Aug 29, 2019 |
| Warning Letter — Larry's Pit Stop | 590542 Aug 29, 2019 |
| Warning Letter — Minit Mart | 590545 Aug 29, 2019 |
| Warning Letter — Junction Hill S-Mart | 590544 Aug 29, 2019 |
| Warning Letter — XPRESS MART | 590917 Aug 29, 2019 |
| Warning Letter — Dollar General 10885 | 590543 Aug 29, 2019 |
| Warning Letter — Dollar General | 590540 Aug 29, 2019 |
| Warning Letter — Zipz #441 / Phillips 66 | 590916 Aug 29, 2019 |
| Warning Letter — Circle K #1643 | 590404 Aug 22, 2019 |
| Warning Letter — Phillips 66 / Petro- Mart 69 | 590403 Aug 22, 2019 |
| Warning Letter — City Star/Cenex | 590016 Aug 22, 2019 |
| Warning Letter — Union Grab N Go / Shell | 589655 Aug 15, 2019 |
| Warning Letter — Something Country | 589905 Aug 15, 2019 |
| Warning Letter — Vapor World | 589656 Aug 15, 2019 |
| Warning Letter — The Wood's Shed | 589652 Aug 15, 2019 |
| Warning Letter — Smokers' Outlet Cape Girardeau | 589718 Aug 15, 2019 |
| Warning Letter — Exxon / Acees | 589654 Aug 15, 2019 |
| Warning Letter — Phillips 66 / Petro-Mart | 589657 Aug 15, 2019 |
| Warning Letter — Dominator Fuels | 589651 Aug 15, 2019 |
| Warning Letter — Torrey Pines | 589653 Aug 15, 2019 |
| Warning Letter — Hy-Vee 1223 | 589005 Aug 8, 2019 |
| Warning Letter — Schnucks | 589007 Aug 8, 2019 |
| Warning Letter — Mobil / D Mart | 589009 Aug 8, 2019 |
| Warning Letter — Tim's Bestway | 589004 Aug 8, 2019 |
| Warning Letter — Rhodes 101 Stop | 589010 Aug 8, 2019 |
| Warning Letter — Fastgas N Snax | 589335 Aug 8, 2019 |
| Warning Letter — Shoat's Finish Line | 589006 Aug 8, 2019 |
| Warning Letter — The Beverage Shoppe | 589008 Aug 8, 2019 |
| Warning Letter — Eagleville Travel Center | 588673 Aug 1, 2019 |
| Warning Letter — Pilot Travel Center #317 | 588559 Aug 1, 2019 |
| Warning Letter — Dollar General | 588412 Aug 1, 2019 |
| Warning Letter — UNION STAR STATION | 588675 Aug 1, 2019 |
| Warning Letter — Black River Lodge | 588672 Aug 1, 2019 |
| Warning Letter — U.S. Oil | 588411 Aug 1, 2019 |
| Warning Letter — City Star Gas And Convenience | 588676 Aug 1, 2019 |
| Warning Letter — Bixby Country Store | 588670 Aug 1, 2019 |
| Warning Letter — Fast N Friendly | 588677 Aug 1, 2019 |
| Warning Letter — Sherrill's Mini-Mart / Sinclair | 588671 Aug 1, 2019 |
| Warning Letter — Lenny's | 588410 Aug 1, 2019 |
| Warning Letter — Meramec Package Liquor | 588674 Aug 1, 2019 |
| Warning Letter — Fastgas | 587813 Jul 25, 2019 |
| Warning Letter — Walmart Supercenter #4381 | 588060 Jul 25, 2019 |
| Warning Letter — DES ARC CORNER STORE | 588065 Jul 25, 2019 |
| Warning Letter — Dollar General 16225 | 588095 Jul 25, 2019 |
| Warning Letter — Mobil | 588058 Jul 25, 2019 |
| Warning Letter — Crane's Country Store | 588105 Jul 25, 2019 |
| Warning Letter — The Store | 588062 Jul 25, 2019 |