Bikini Bottom World 1 passwords
Level 1-1 - Thugfish, Gayfish, Thugfish, SpongeBob, SpongeBob, Mindy
Level 1-2 - Mindy, SpongeBob, Gayfish, Gayfish, Thugfish, Mindy
Level 1-3 - King Neptune, Patrick, Jellyfish, Gayfish, Thugfish, Mindy
Level 1-4 - King Neptune, Chum Bucket, Mindy, Patrick, SpongeBob, Mindy
Level select
Enter Chum Bucket Helmet, Chum Bucket Helmet, Ice-Cream Monster, Jellyfish, King Neptune, SpongeBob as a password.
Enter Patrick, SpongeBob, Bucket Hat, Jellyfish, Neptune, SpongeBob. You will start with all levels unlocked (except the secret levels above Mindy's palace).
Advanced level
Enter Red Guy, Queen, King, Patrick, Bob, Queen as a password.
Shell city level four
Enter Clam, SpongeBob, Robot With Dog Face, Clam, King Neptune, SpongBob as a password.