Both. On route 7 at night.
You can get a Houndour on route 7 or the Safari Zone
You can find a Houndour at Route 7 and the Safari Zone.
Houndour can be found in Route 7, Night only.
You catch Houndour at night on route 7 in kanto
on your way to victory road
24.
in heart gold and soul silver in kanto on route 7
putain
heartgold but you can get vulpix in soulsilver
HeartGold and SoulSilver are DS remakes of Gameboy versions Gold and Silver.
Houndour evolves into Houndoom at level 24.
Houndoor evolves at level 24 into Houndoom.