On the following site you can find lots of coffeeshops in Holland sorted by province and city. Not all coffeeshops are listed. But this can give you a good idea:

Holland Coffeeshop Directory
Nightrafe Reviewed by Nightrafe on . Other Netherland Cities/Towns... I am going to AMS at the end of this year and was wondering what other cool towns are good to visit in the netherlands, that also happen to have the best weed. I heard smaller towns have better herb than Amsterdam. Is that true? Thanks in advance! Rating: 5