The rocket team are not on four island. there are two grunts up a ways of Mt. Ember north of one island, however the Rocket Base is on five island. It requires two passwords if you want to enter. Work that bit out for yourself.
its in the team rocket warehouse on five island
The two Rockets on one island are diging for the Ruby gem
Sludge bomb: team rocket HQ (island 5)
The first password you will get from 2 team rocket grunts at mt ember (after you get national dex). Second is in dotted hole at island 6 when the man working for team rocket who meets you near the sapphire
The Team Rocket guy leaves for Johto after you defeated him at the Golden Bridge. He goes back to the Team Rocket Hideout at Mahogany Town. (He leaves because he found out that Team Rocket has abandoned three years ago 8-) In soul silver team rocket comes back and no that's not right he goes to the Unova region he can be found in black and white but now he has a wife and a son. I know because i beat white like 2 times and i always see him in his house all like i used to be team rocket member but team rocket go bye bye.
Team rocket was on five island not six island first of all second of all there gone forever after you beat them in the rocket warehouse.
Its in the eastern part of the island.
Team rocket will go to the dotted hole after five island in leafgreen, but I'm not sure about firered.
its in 5 island
Beyond Five Isle Meadow, east of Five Island.The Team Rocket Warehouse is located on Chrono Island in the Five Island Meadow.five island
on five island
its in the team rocket warehouse on five island
This warehouse is found on five island on the east side of the island.
Chuck Norris
get the Sapphire and give it to the men at the Pokemon center in island 1
sapphire
You have to go to the Rocket warehouse at Five Island and defeat team rocket and the scientist then he will give you the sapphire.