If you mean the safari area then i would say areas 6 4 and 2
The safari area
battle area in grass morning
You find it on route 229, at the north of resort area.
You buy Pinsir in the house next to the Game Corner for Coins. Or you can just go into safari zone and catch 1
Lickitung can be found along Route 44 and in the Safari Zone (Mountain Area). route 44 is between Mahogany town and Blackthorn city.
The safari area
You can catch makuhita in the fighting area in Pokemon diamond
forest area safari zone
Safari Zone Area 2 (1%)
you have to catch one on Route 44 or catch it in the Safari Zone (Mountain Area)
You can catch Ekans in Pokémon HeartGold in the Safari Zone in the Marshlands area.
Go to the resort area
You can catch Lombre in Pokemon HeartGold in the Safari Zone at a waterside area once you receive the National Pokedex.
Catch it in the safari zone in the secret johto area. Another way to get it is from Pokemon colosseum.
safari zone any area but its very rare
Heracross is in the Acro Bike Area in the Safari Zone.
in the safari zone by lilycove city in the sandy area!!