The results of searching for "International school": 11 English-speaking places
There are also organizations that speak other languages: Russian.
Rütlistrasse 21 8307 Switzerland
Badenerstrasse 333 8003 Zürich Switzerland
Limmatstrasse 217 8005 Switzerland
Freiestrasse 175 8032 Switzerland
Rotwandstrasse 67 8004 Zürich Switzerland
Zeughausstrasse 31 8004 Zürich Switzerland
Kirchbodenstrasse 2A 8800 Switzerland
Bahnhofstrasse 71 8001 Switzerland
Seefeldstrasse 115 8008 Switzerland
Alfred Escher-Strasse 24 8002 Switzerland
Maihofstrasse 95A 6006 Switzerland