There are three mainland Ports that provide Ferry travel to the Island.
These are Portsmouth, Southampton and Lymington.
You can travel as Foot Passengers or come by Car.
The Island Ports are Fishbourne, Ryde, East Cowes, Cowes and Yarmouth.
Red Funnel Ferries (click for link) operate between Southampton and Cowes/East Cowes and provide either a Car Ferry service or Foot Passenger service on the Red Jets.
Wightlink Ferries (click for link) operate a Car Ferry/Foot Passenger service either from Lymington to Yarmouth or from Portsmouth to Fishbourne. In addition to these they operate a Foot Passenger only service from Portsmouth to Ryde on their Fast Cats.
Rosemere Guest House is on the B3328 (Queens Road), just off the main A3055.