Police responded at about 4:50 a.m. to assist San Rafael firefighters after receiving reports of a person suffering from a minor medical condition.
Arriving officers found Monique Hunter, 24, Eduardo Tuazon, 35, and Jacqueline Goff, 24, and an investigation discovered the theft and fraud, according to police.
Officers searched a vehicle and found credit cards, credit card account information and personal identification information, police said. The vehicle was seized along with the property inside for further investigation.
A preliminary investigation concluded several victims have had their credit cards or personal identification information used fraudulently, according to police.
All three suspects were arrested and booked at Marin County Jail.
Anyone with information about this incident or the suspects is asked to call San Rafael police at (415) 485-3000 or call Crime Stoppers at (415) 472-CRIME. Spanish-speaking callers may also call Crime Stoppers at (415) 497-9945, police said.