Enter the following at the Title screen:

Master Code:
Hold L1 + R1 and press Down, Circle, Circle, Down, Right, Circle, X.

Get All Surfers:
Hold L1 + R1 and press Left, Circle, Up, Right, Circle, Left, Left.

Get All Surf Boards:
Hold L1 + R1 and press Left, Circle, Up, Down, Circle, Left, Down, Circle, X.

Get All Beaches:
Hold L1 + R1 and press Down, Up, Left, Left, Down, Circle, Circle, Right.

Thanks to Revolution readers One Large Toe and Ian is Pro!