http://www.kinderkrippen-online.ch/K...g/Zuerich.aspx
Also, we just added a sticky to the family section here on the englishforum, and if you put in one of the german words and your locality or postcode, you should be able to come up with some childcares to try...
Childcare and Schooling in Switzerland
The other suggestion would be to put your child in a stroller and go for a walk around the local area, and to the local parks on a sunny day, and chat to other mums - that's how I found out about 4-5 within a short distance of our apartment - and they'll probably have an opinion/recommendation too!
The other thing is if you get a local community newspaper (all in German of course) go through and look at the advertisements - childcare centres tend to advertise in the local news...