Central Swiss Alps base at 1,440 m. Direct access to Gotthard Pass, Furkapass, Oberalppass, and Sustenpass. Highest-density col base in Switzerland with four major passes reachable from town.

Upper Engadin lake base adjacent to St Moritz at 1,815 m. Access to Julierpass, Malojapass, and the high Engadin plateau circuit. One of the highest road cycling bases in Europe.

Upper Engadin resort base at 1,820 m. Same high-altitude Julierpass and Malojapass access as Silvaplana with more developed infrastructure and services.

Rhône valley base at 470 m. Gateway to Col du Grand-Saint-Bernard, Col du Forclaz, and the Verbier climb. Lower altitude than Engadin bases with major col access from valley level.

Haslital valley base with access to Grimselpass, Sustenpass, and the Grosse Scheidegg road. Central position between the Aar valley and Bernese Oberland climb sectors.

Haslital valley village at 620 m adjacent to Meiringen. Same col access for Grimselpass and Sustenpass with a quieter, smaller base character.

Southern Swiss base at 270 m in the Italian-speaking canton. Access to the Ticino lake roads, Monte San Salvatore, and cross-border rides into Lombardy. Lower altitude and longer season than northern Swiss bases.