CRS

CRS may refer to:

Science and technology

• Cambridge Reference Sequence, used in mitochondrial DNA testing
• Canada Remote Systems, a now-defunct bulletin board system based in Toronto
• Carrier Routing System, a large-scale core router
• Commercial Resupply Services, a NASA contract to deliver supplies to space
• Congenital rubella syndrome, a disease passed from mother to fetus
• Computer reservations system (or Central Reservation System), a computerised system used for travel bookings
• Coordinate reference system, used to locate geographical entities
• Cutaneous radiation syndrome, a syndrome that results from acute radiation exposure to the skin
• Chinese restaurant syndrome, purportedly caused by the flavor enhancer glutamate
• Seychellois Creole (ISO 639-3 language code), a French-based creole language of the Seychelles
• Chemical Reference Substance, a chemical substance that used as reference in substance identifying analysis

Groups and organisations

Government and law-and-order forces

• Compagnies Républicaines de Sécurité, the French riot control forces
• Congressional Research Service, the public policy research arm of the United States Congress
• Career Retention Specialist, Marine who is responsible for enlisted retention in U.S. Marine Corps units

Business

• Croatian Register of Shipping, an independent classification society working on the marine market
• Co-operative Retail Services, a former co-operative society in the United Kingdom
• Center for Resource Solutions, a public agency in the United States

Other

• Camp Rising Sun, an international leadership program for youth development
• Catholic Relief Services, an American international humanitarian agency
• Child Rebel Soldier, a hip hop supergroup, including Kanye West, Lupe Fiasco, and Pharrell
• Classic Rock Society, a UK-based organisation to promote classic and progressive rock music.
• Creation Research Society, a Christian research group that engages in creation science