After you beat all gyms and get 16 badges you can get it outside the powerstation which is on route 10
In Heartgold and Soulsilver have all 16 badges go talk to zapdos at the Power plant same thing with LeafGreen and Firered have 8 badges and talk to zapdos
Yes, all 3 of them (Articuno, Zapdos and Moltres) will be in Pokémon HeartGold and Pokémon SoulSilver.
Zapdos is right outside of the power plant, after you beat Red.
you need all 16 badges then go back to the power plant he is just there.
No, you can't find Zapdos in Diamond. If you want it on Diamond, you'll have to trade or migrate it. If you get it from FireRed/LeafGreen, where you can find it at the Power Plant, you'll have to migrate it in Pal Park. Then you will be able to find it in the mountain are at Pal Park. You can also get Zapdos from Platinum, where it will be roaming Sinnoh, or from HeartGold/SoulSilver at route 10.
You can't. It must be transferred from either red, blue, or yellow. HeartGold And SoulSilver too
You can't find a Zapdos on Pearl/Diamond. If you want a Zapdos on Peal/Diamond, you need to catch it in a different game and then trade or migrate it to your game. Zapdos can be found in the Kanto Power Plant in FireRed/LeafGreen, on route 10 in HeartGold/SoulSilver and in the Sea Spirit's Den in X/Y.
Yes you can get Zapdos in Pokemon Heart Gold. After you get all 16 badges go to the power plant and Zapdos will be waiting there for you. He is at lvl 50.
zapdos is beside the kanto power plant
After beating the Elite Four and all the gym leaders in the Kanto Region, go to the Power Plant (in the Kanto region) near Lavender Town and Zapdos will be right outside. :)
After you obtain all the Kanto Gym Badges, it will appear outside the Power Plant. It will be at level 50.
In Pearl, you can neither find Zapdos, nor Moltres. To get them in Pearl, you'll have to trade or migrate. You can find them in FireRed/LeafGreen, Platinum, HeartGold/SoulSilver and X/Y. If you migrate them from FireRed/LeafGreen, you'll find both of them in the mountain area at Pal Park.