Police in Baltimore City and County also reporting similar complaints from residents in their communities.
The Carroll County Sheriff's Office says suspicious telephone calls have been made to several residents: one in Hampstead and another in Mount Airy. In each case, the male caller says he was in an accident with a family member, and was holding that person captive until damages ranging from several hundred to thousands of dollars are delivered.
Baltimore City and Baltimore County Police also report similar complaints from residents in their communities. They say the calls display a local exchange, but authorities believe they're from outside of the continental United States.
The Carroll County Sheriff's Office says it's not received any reports of citizens being defrauded by these calls.
Authorities remind residents not to reply to requests asking for money for damages. They also say don't hand over any identification documents, even if they are copies; never give out any information about your bank accounts; and don't agree to meet these individuals in person as you may put yourself in danger.
Citizens are strongly encouraged to get any telephone number or contact information from callers; and contact their local police and report this incident.