SLZ, slz, or other variations may refer to:

Places

IATA code for Marechal Cunha Machado International Airport, São Luís, Maranhão, Brazil Postal code for San Lawrenz, Malta San Lorenzo High School (SLz), Ashland, California, USA San Lorenzo Unified School District (SLz USD), Ashland, California, USA Station code for Solari railway station, Khordha, Odisha, India

Other uses SLZ Group, a Swiss financial services company ISO 639 code for the Maʼya language, an Austronesian language spoken in Indonesia Mineral code for Scholzite, see List of mineral symbols , a Swiss newspaper published by Conzett & Huber (publishing house) ICAO code for Super Luza, an Angolan airline; see List of airline codes (S)

See also

San Lorenzo (sLz), Spanish for Saint Lawrence São Luiz (sLz), Portuguese for Saint Louis