You can get two in Fuego Ironworks at the entrance to Etarna Forest (from Valley Windworks)
Flameon is one of them
To obtain a Ninetails you have to get a Vulpix from a girl named Heather. Then you have to give Vulpix a firestone.
Vulpix.
an eevee
With a Firestone you can evolve into a Eevee into a Flareon, A Vulpix into a Ninetails and a Growlithe into a Artacaine
Pokemon such as eevee, growlithe, and vulpix.
firestones are for Pokemon who only are fire types
vulpix evolves with a firestone into ninetails. vulpix can be found at Mt. pyre
you can find a firestone in national park after you get enough points you can buy one
growlithe poochena evee
Most fire type pokemon.
One place you can get it is in the underground