Walmart Deli Potato Salad, Formula PO.121, packaged in 12/16-oz (UPC 681131916783), 6/32-oz (UPC 681131916844) and 6/4-lb (UPC 681131916905) carton cases. Distributed by: Wal-Mart Stores, Inc., Bentonville, AR.

Reason: The recalled products are potentially contaminated with Listeria monocytogenes.

Code information: Use by dates 10/21/13-12/09/13.

Distribution pattern: Distribution was made to AL, AR, AZ, CA, CO, CT, DE, FL, GA, HI, IA, IL, IN, KS, KY, LA, MA, MD, ME, MI, MO, MS, NC, NE, NH, NJ, NM, NV, NY, OH, OK, OR, PA, SC, SD, TN, TX, VA, WI, WV AND WY. Distribution was also made to Canada.