ECR

ECR may refer to:

Associations

 * Efficient Consumer Response, a trade and industry body
 * US Institute for Environmental Conflict Resolution
 * European Conservatives and Reformists Party, a European political party
 * European Conservatives and Reformists, the affiliated European Parliament group
 * European Centre for Restoration Techniques (ECR)

Radio

 * East Coast Radio (South Africa), a South African radio station (FM 94-95)
 * East Coast Radio (Ireland), an Irish radio station

Transportation

 * East Central Railway zone, part of the Indian rail network
 * East Coast Rail, Australian rail freight operator


 * East Coast Road, a scenic beachway along the Coromandel coast of South India
 * East Cross Route in London
 * East Croydon station, a railway station and tram stop in Croydon, England
 * Euro Cargo Rail, rail freight operator based in France
 * Route ECR, SamTrans bus route, San Mateo County, California, United States

Science and technology

 * Electron cyclotron resonance, a phenomenon in physics
 * European Congress of Radiology

Engineering

 * Electrical contact resistance, the surface-structure-dependent resistance at a contact interface
 * Engineering Change Request, a request for a change in the specification(s) - see Change request or Engineering change order

Other

 * Early Career Researcher
 * ECR Engines, the engine-building division of Richard Childress Racing
 * Ed Carpenter Racing, an American racing team in the IndyCar Series
 * Electronic Cash Register
 * El Camino Real (disambiguation)
 * Engine control room, shipbuilding abbreviation