There are 4 'traditional' bus routes serving Frodsham. The 48 and 48A runs between Frodsham and Northwich, with the 2 others terminating in Chester.
The various bus stops (and their routes) can be found here with the various timetables and operators detailed below:
48 - Frodsham, High Street, Morrisons to Northwich, Watling Street (via Acton Bridge) A bus service operated by Stagecoach Merseyside and South Lancashire [Stagecoach Home]
48A - Frodsham, High Street, Morrisons to Northwich, Watling Street (via Delamere) A bus service operated by Warrington’s Own Buses [Warrington’s Own Buses Home]
2 - Chester Bus Interchange - Runcorn A bus service operated by Stagecoach Merseyside and South Lancashire [Stagecoach Home]
X30 - Chester Bus Interchange - Warrington Bus Interchange A bus service operated by Arriva North West [Arriva Home]
From 31 July 2023 there is a new bookable 'iTravel' pilot scheme. More details of this service can be found here.
More:
Bustimes.org contains a 'live' map of running buses and stops.