Welcome to the Postmile Services Postmile Query Tool
(This window can be dismissed by clicking the close button () at right, and retrieved with the button above the top-right corner of the map.)
The Postmile Query Tool enables you to explore California's Linear Reference System. You can validate postmiles, convert between postmiles and geo-coordinates, and determine the state odometer associated with a postmile or geo-coordinate. This window enables you to view a collection of help pages explaining what this tool is and how to use it.
- What is a postmile?
- Input Controls
- Controls & Map Markers
- How to: Point Mode
- How to: Line Mode
- Browser Configuration
- For more information
This page references data in the Postmile Web Service. The data is provided by the California Department of Transportation.