Kanto

HeartGold HeartGold SoulSilver SoulSilver FireRed FireRed LeafGreen LeafGreen Yellow Yellow Red Red Blue Blue
Walking in tall grass or a cave
Berry Forest
10%
L30
Bond Bridge
20%
L31
Cape Brink
30%
L30–32
Route 12
35%
L22–26
30%
L25–27
35%
L22–26
Route 13
35%
L22–26
30%
L25–27
35%
L22–26
Route 14
35%
L22–26
30%
L26–28
35%
L22–26
Route 15
35%
L22–26
30%
L26–28
35%
L22–26
Route 24
In the morning
+40%
L8–10
During the day
+25%
L8
At night
+5%
L8
In the morning
Radio off
+20%
L8–10
During the day
Radio off
+10%
L8
In the morning
+40%
L8–10
During the day
+25%
L8
At night
+5%
L8
In the morning
Radio off
+20%
L8–10
During the day
Radio off
+10%
L8
25%
L12–14
30%
L12–14
25%
L12–14
Route 25
At night
+5%
L14
Not during a swarm
In the morning
+20%
L10
Not during a swarm
During the day
+20%
L10
In the morning
Radio off
+10%
L10
During the day
Radio off
+10%
L10
At night
+5%
L14
Not during a swarm
In the morning
+20%
L10
Not during a swarm
During the day
+20%
L10
In the morning
Radio off
+10%
L10
During the day
Radio off
+10%
L10
25%
L12–14
30%
L12–14
25%
L12–14
Route 5
In the morning
+20%
L13
During the day
+20%
L13
In the morning
Radio off
+10%
L13
During the day
Radio off
+10%
L13
At night
Radio off
+20%
L14
In the morning
+20%
L13
During the day
+20%
L13
In the morning
Radio off
+10%
L13
During the day
Radio off
+10%
L13
At night
Radio off
+20%
L14
25%
L13–16
35%
L13–16
Route 6
In the morning
+20%
L13
During the day
+20%
L13
In the morning
Radio off
+10%
L13
During the day
Radio off
+10%
L13
At night
Radio off
+10%
L14
Radio off
At night
+10%
L14
In the morning
+20%
L13
During the day
+20%
L13
In the morning
Radio off
+10%
L13
During the day
Radio off
+10%
L13
At night
Radio off
+20%
L14
25%
L13–16
35%
L13–16
Route 7
20%
L19–22
30%
L19–22
Water Path
10%
L44

Johto

HeartGold HeartGold SoulSilver SoulSilver
Walking in tall grass or a cave
Route 31
Radio off
+20%
L3
Radio off
+20%
L3
Route 32
In the morning
+20%
L6
During the day
+20%
L6
In the morning
Radio off
+10%
L6
During the day
Radio off
+10%
L6
At night
Radio off
+20%
L6
In the morning
+20%
L6
During the day
+20%
L6
In the morning
Radio off
+10%
L6
During the day
Radio off
+10%
L6
At night
Radio off
+20%
L6
Route 44
Radio off
+20%
L22
Radio off
+20%
L22

Sinnoh

Platinum Platinum Diamond Diamond Pearl Pearl
Walking in tall grass or a cave
Route 224
In the morning
+20%
L49
During the day
+20%
L49
Route 229
Not using PokéRadar
+1%
L22
No game in slot 2
+4%
L20
FireRed in slot 2
+4%
L20
LeafGreen in slot 2
+4%
L20
Not using PokéRadar
+1%
L22
No game in slot 2
+4%
L20
FireRed in slot 2
+4%
L20
LeafGreen in slot 2
+4%
L20
Sea Route 230
In the morning
+20%
L47
During the day
+20%
L47
Not using PokéRadar
+11%
L18–23
Not using PokéRadar
+11%
L18–23