AC Transit Route NX4
🚍 Castro Valley Park & Ride - San Francisco
Weekday peak hours only service (San Francisco in the morning, East Bay in the afternoon).
This route travels on the Bay Bridge. Not all trips serve all stops. Transbay fares apply. Late trips are combined with other NX routes and are designated as line NXC.
Points of interest
Connections
- Castro Valley Park & Ride
Salesforce Transit Center(temporarily closed)- Transbay Terminal (temporary)