Bikini Bottom/appearances

1. Help Wanted (Cameo at the beginning)
2. Hall Monitor (First major appearance)
3. F.U.N.
4. Mermaid Man and Barnacle Boy II
5. Something Smells
6. Dying for Pie (Cameo)
7. Wormy
8. Pre-Hibernation Week
9. Life of Crime
10. Mermaid Man and Barnacle Boy III
11. Band Geeks (Cameo)
12. Sandy, SpongeBob, and the Worm
13. Mermaid Man and Barnacle Boy IV
14. Chocolate With Nuts (Cameo)
15. Mermaid Man and Barnacle Boy V (It can be seen in the background when Mermaid Man fought Barnacle Boy)
16. Mid-Life Crustacean (Cameo)
17. The Sponge Who Could Fly
18. The SpongeBob SquarePants Movie
19. Have You Seen This Snail
20. Good Neighbors (Cameo)
21. Dunces and Dragons (Bikini Bottom in the Middle Ages)
22. Enemy In-Law
23. Mrs. Puff, You're Fired (Cameo near the end of the episode)
24. All That Glitters (Cameo)
25. Once Bitten
26. Wigstruck
27. That's No Lady (Cameo)
28. Driven to Tears
29. Born to Be Wild
30. The Pink Purloiner (Cameo)
31. The Gift of Gum (Cameo at the end of the episode)
32. Spy Buddies
33. Boat Smarts (Main Setting)
34. Good Ol' Whatshisname
35. Sing a Song of Patrick
36. A Flea in Her Dome (Cameo when the all the water in the ocean sucked into the Treedome)
37. Picture Day (Main Setting)
38. Pest of the West (Bikini Bottom as Bikini Gulch)
39. 20,000 Patties Under the Sea (Cameo)
40. What Ever Happened to SpongeBob? (Cameo)
41. The Two Faces of Squidward (2 Cameos)
42. SpongeHenge (Cameo)
43. Penny Foolish
44. Nautical Novice (Cameo)
45. Not Normal (Cameo)
46. Gone
47. Slide Whistle Stooges
48. Giant Squidward
49. No Nose Knows
50. Boating Buddies
51. The Krabby Kronicle
52. The Slumber Party (brief cameo)
53. The Card (Cameo)
54. Ditchin' (brief cameo)
55. To SquarePants or Not to SquarePants
56. Overbooked
57. Single Cell Anniversary (Cameo)
58. Truth or Square (brief cameo near the end)
59. The Clash of Triton
60. Someone's in the Kitchen with Sandy
61. Keep Bikini Bottom Beautiful
62. SpongeBob's Last Stand
63. Back to the Past
64. The Bad Guy Club for Villains (In an episode of "The Adventures of Mermaid Man & Barnacle Boy.")
65. Gary in Love
66. Rodeo Daze
67. The Cent of Money
68. The Monster Who Came to Bikini Bottom
69. Welcome to the Bikini Bottom Triangle (brief cameo at the very beginning)
70. The Main Drain
71. That Sinking Feeling (Cameo)
72. Karate Star
73. The Abrasive Side
74. Earworm (2 cameos)
75. Hide and Then What Happens? (A map of it can be seen)
76. Whelk Attack
77. The Hot Shot
78. Oral Report (Cameo)
79. Sweet and Sour Squid (Cameo)
80. Ghoul Fools (brief cameo at the very beginning)
81. The Krabby Patty That Ate Bikini Bottom
82. Bubble Buddy Returns
83. Fiasco!