KCSM may refer to:
- KCSM (FM), a radio station (91.1 FM) licensed to San Mateo, California, United States
- KCSM-TV, a television station (channel 43) licensed to San Mateo, California, United States
- Kansas City Southern de México, formerly Grupo Transportación Ferroviaria Mexicana, a Mexican railroad subsidiary of Kansas City Southern
|This disambiguation page lists articles associated with the title KCSM.
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