The following are known GameShark Codes for Madden Football 64 on Nintendo 64 (N64).

Device Compatibility: Action Replay & GameShark

Infinite Time Outs Home Team	80082D97 0003
No Time Outs Home Team	80082D97 0000
Home Team Score Modifier	80082D95 00??
Infinite Time Outs Away Team	80084EE3 0003
No Time Outs Away Team	80084EE3 0000
Away Team Score Modifier	80084EE1 00??
Unlock Oakland Stadium	80073510 00FF
Unlock Miami Stadium	80073511 00FF
Unlock EA Sports Stadium	80073512 00FF
Unlock Cleveland Stadium	80073513 00FF
Unlock Houston Stadium	80073514 00FF
Unlock Tiburon Stadium	80073515 00FF
Unlock Washington Stadium	80073516 00FF
Unlock Tampa Stadium	80073517 00FF
Unlock Dallas Stadium	80073518 00FF
Unlock Bonus Stadiums	81073510 FFFF 81073512 FFFF 81073514 FFFF 81073516 FFFF 80073518 00FF
Unlock ’97 Conference A Team	80073CF8 00FF
Unlock ’97 Conference B Team	80073CF9 00FF
Unlock ’60 Conference B Team	80073CFA 00FF
Unlock All ’70’s Team	80073CFB 00FF
Unlock All ’80’s Team	80073CFC 00FF
Unlock All Time Madden	80073CFD 00FF
Unlock All Time Stats Leaders Team	80073CFE 00FF
Unlock EA Sports Team	80073CFF 00FF
Unlock Tiburon Team	80073D00 00FF
Unlock Bonus Teams	81073CF8 FFFF 81073CFA FFFF 81073CFC FFFF 81073CFE FFFF 80073D00 00F

These codes have been collected from around the web and all credit goes to the original poster of the code. Notes associated with any code may be written by the original code creator. Some notes have been added or modified from their original source.

Do you know any additional codes for this game? Is there an error listed above? Let us know about it and we’ll update the list.

Code Indexes for Nintendo 64 (N64)

• Action Replay Code Index for Nintendo 64 (N64)
• GameShark Code Index for Nintendo 64 (N64)
• Preformatted .CHT File Index for Nintendo 64 (N64)

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Other Content for Madden Football 64

• Madden Football 64 Game Index
• Action Replay Codes [US]
• Cheats, Secrets, Tips & Tricks