Los Angeles -- The L.A. City Attorney's Office provided KTLA with this list of the 14 Ralphs locations where an undercover investigation accuses the grocery chain of overcharging customers for prepackaged and weighed items.

3410 W. 3rd St., Los Angeles, CA 90020

22333 Sherman Way, Canoga Park, CA 91303

16940 Devonshire St., Granada Hills, CA 91344

18101 Chatsworth St., Granada Hills, CA 91344

5601 Wilshire Blvd., Los Angeles, CA 90036

16325 Ventura Blvd., Encino, CA 91436

260 S. La Brea Ave., Los Angeles, CA 90036

14440 Burbank Blvd., Van Nuys, CA 91401

11727 Olympic Blvd., Los Angeles, CA 90064

14049 Ventura Blvd., Sherman Oaks, CA 91403

21909 Ventura Blvd., Woodland Hills, CA 91367

1050 N. Western Ave., San Pedro, CA 90732

10701 Ventura Blvd., Studio City, CA 90604

3300 W. Slauson Ave., Los Angeles, CA 90043