AC Transit Route NX4
- NX4 Castro Valley
Castro Valley Park & Ride - San Francisco
- Map
- Schedules
- Fares
- Transbay fares apply.
Weekday peak hour only service (San Francisco in the morning, East Bay in the afternoon).
Not all trips serve all stops.
Weekday peak hour only service (San Francisco in the morning, East Bay in the afternoon).
Not all trips serve all stops.
