Signs informing road users about the locations of services are: Question Signs informing road users about the locations of services are: Answers Blue with white letters or symbols. Green with white letters or symbols. Orange with black letters. Red with white letters. Explanation Signs announcing the presence of services (such as rest areas, gas stations, campgrounds, or hospitals) are blue with white lettering and/or symbols. This questions appears in the following tests: New York Motorcycle Practice Test 6 New York Motorcycle Practice Test 13