Just go north of Pallet Town.
Yes you can at route 1
you can see it on route 1, route 2, and route 34567
you can find a mankey on route 1 and 2
You can't get to Route 214 in "Pokémon HeartGold" because there is no such thing as Route 214 in "HeartGold."
You can only catch Vulpix in SoulSilver, not in HeartGold. You can catch it on route 36 and route 37.
its on route 26
You can get Mareep on route 32 and flaffy on route 43
Route 214 isn't in Pokemon HeartGold.
route 32
route 25
In Pokemon HeartGold (And Pokemon SoulSilver) The bike road is on Route 17 in the Kanto region.
his house is on the route above cherrygrove