Paramedics and police were called to Dudley Road at about 6.50am today.
Two men and a woman were treated for minor injuries and taken to Russells Hall Hospital.
Jordan Eggington, spokeswoman for West Midlands Ambulance Service, said: "We were called at 6.48am to reports of a two car collision on Dudley Road in Kingswinford.
"We sent two ambulances and a paramedic officer to the scene. Upon arrival, crews found three patients.
"Two men and a woman were all treated for minor injuries and taken to Russells Hall Hospital for further treatment.” A spokesman for West Midlands Police said: "Police are investigating a two-car collision on Dudley Road, at the junction of Ketley Road, Kingswinford , shortly before 7am today.
"Three people were taken to hospital with injuries that are not believed to be life-threatening or changing.
"Investigations are ongoing and anyone with information can contact us via Live Chat at west-midlands.police.uk between 8am and midnight, call 101 anytime or contact Crimestoppers anonymously on 0800 555 111."