This comes up often enough that I knocked this out in a few minutes. Boundaries could be incorrect or out slightly as it's off the top of my head and I'm sure I missed a few glaringly obvious ones.

https://mapsengine.google.com/map/edit?mid=zRbXsa5CRPdk.kY93_1FbLPIs

If others want to add a sub division let me know. I don't think others can access it but not certain about that. If you can and want to update it feel free.