Asher,
To delete all your contact from a nation, simply add them all to a single list, then go to that list and choose ‘batch delete’
Ron Robinson

I just had a requirement for this too – in our case, we want to show a map of Los Angeles County with locations of chapter meetings – so the map would be fairly static and certainly under 100 locations to put a pin in.

This is not an acceptable answer – the current status of point people can be highly dynamic and from time to time a large nation needs an easy way to email all point people and those people only. Right now, I am confronted with the unsavory prospect of having to click the + sign next to point people 122 times to add new point people to a list…