Well.. you always could just put a city name in there...

A good site to get long/lat from is: http://www.indo.com/distance/

In checking Truckee - it says: Truckee, California, US

County: Nevada County
Location: 39:19:35N 120:12:08W
Population (1990): 3484
Elevation: 5840 feet

Maybe I can add this link for looking up long/lat...

Canie