Trimble MAPS is dedicated to maintaining a highway and street-level network of the highest quality and welcomes user input.  

We encourage you to submit suggestions for map data enhancements with MapSure, our easy-to-use, online map reporting tool, or by contacting PC*MILER Technical Support

To report other types of map data issues such as mileage calculation errors or routing errors, email Technical Support at and include any relevant route information along with a description of the problem you encountered.