Key System
 F  Solano & The Alameda
Havenscourt
 E  Claremont
Underhills  B 
 H  Northbrae
 K  University of California
Piedmont  C 
Berkeley
 G  Westbrae
Sacramento & Delaware
12th & Oak  A 
South Berkeley
40th & San Pablo Atchison, Topeka and Santa Fe Railway
San Francisco Municipal Railway Transbay Terminal
*only major
stations shown

This is a route-map template for the Key System, a United States interurban railway.

Note: Per consensus and convention, most route-map templates are used in a single article in order to separate their complex and fragile syntax from normal article wikitext. See this discussion for more information.