California county routes in zone S
| California county routes in zone S | |
|---|---|
Example of a California county route shield | |
| Highway names | |
| County | County Route X (CR X) or Route X |
| System links | |
There are 34 routes assigned to the "S" zone of the California Route Marker Program, which designates county routes in California. The "S" zone includes county highways in Imperial, Orange, Riverside, San Diego, and Santa Barbara counties.