At the game Set Up screen, highlight Input Code and press A. Enter the following codes to activate them.
Campaign Mode Stage Codes
Times Square- LHTTTBKRLS
Stranglehold Bridge- RCJRWPCLGM
Lake Shore Drive- LPFFLNHJJF
State St.- CTMGPRWGBH
Area 51- WHSNKNFRGS
Fremont St.- CRFPHGCTKP
The Wharf- WFHMKCFWLB
Bonus 1- HPJMKGMCJV
Bonus 2- HHRBKPVWGB
Bonus 3- SPLJTFLRFS
Other Campaign Mode Codes
All-Women Storm Ravens Gang- WMNRSMRTR