Books & Maps
Route 66 GPS Turn By Turn
Download you can install on select models of the Garmin Zümo range. This solution provides turn-by-turn directions that try to keep you on Route 66.
There is a version that is compatible with a somewhat wider selection of Garmin models, but it doesn’t provide turn-by-turn directions.
The best solution for turn-by-turn directions on historic Route 66 is ROUTE 66 NAVIGATION app for smartphones.