Virtually all large cities and towns offer some form of public transport including buses and taxis which means going around in Switzerland is not a problem.
Info about almost all kinds of public transport in Switzerland which includes airlines, airports in Switzerland, bus routes, driving maps and trains in Switzerland are available at this website.
The tables underneath will cover additional information regarding the travel methods to get around Switzerland: Travel by rail, travel by air, and travel by bus and car.
Airports in Switzerland
Public Transport in Switzerland
Swiss Public Transport Questions