how many lacrosse teams or countries thats have leagues are there?

Question

how many teams or how many countries have lacrosse....i know Great Britain have it, the Aussies/NZL, Canada, USA, Carribeans, Switz, Germany, what others.....and why havent they compete against each other in a world cup...cuz only a few countries do it mostly the non- 3rd world ones do, like canada, usa, europe.....its for personal reasons and interest....

Answer 1

Here is what I found,quite a few teams actually...
http://en.wikipedia.org/wiki/2006_World_Lacrosse_Championship
Good luck.