.223 Rem------------praire dogs,vartmits etc
.25/06Rem-----------coyotes, long range small " big game" deer, antelope
.308Win---------------all N.A. big game except dangerous game
.338Win Mag----------all NA big game including dangerous game
.358 Norma Mag ------If I could find one, I would have it for my dangerous game rifle.

I see some have included .22LR, it' s not a centerfire, but everyone should have one. Besides most of us want more than four rifles.