Westside Locos 13 or simply Westside Locos is a predominantly Latino-American street gang based in West Los Angeles with history dating back to the 1970s.[1] They reside mainly in the Odessa neighborhood, and their main subset or "clique" is Halm Avenue Gangsters or "Halm Ave", which street name represents the center of the gang's territory. The gang is most known for their tagging.[2]