There is no most common place to find Suicune (sometimes misspelled as suicun) in Pokémon FireRed. Where it goes is totally random.
breeding place
Laviridge
u go to the place
you have to get charmander as a starter and then when you beat the elite four in firered you just have to look for him in a random place
At an efficent Pokemon on Pokemon Fire Red
yes at the place where you get zapdos
safari place
the GameCorner is i Celadon City. South of Pokemon Center.
Seven island at sevault canyon.
No, you can't. Stadium is Generation I, while FireRed is Generation III. And as any Pokemon fan can tell you, Generation I is incompatible with Generation III. That's why they made FireRed and LeafGreen in the first place!
the safari zone is a good place to start :)
A good place would be 7 island.