$1,000,000 (in 2D Game)
     Select  City  Info,  Budget  from the menu. At the Budget screen,
hold R1 and press X, Circle, Triangle, Square. Release R1 and hold L1.
Press  X,  Circle,  Triangle, Square. Release L1 and hold R2. Press X,
Circle,  Triangle,  Square.  Release R2 and press L2. Press X, Square,
Triangle,  Circle.  Release  L2.  The  sound  of  a cheer will confirm
correct code entry. Note: This code may only be enabled once per game.

0% interest Bonds (in 2D Game)
     Select  City  Info,  Budget  from the menu. At the Budget screen,
hold Triangle and press L1, L2, L1, L2, R2, R1, R2, R1. Note: This may
result in fines of up to $100,000.

Fade to Black (in 3D Game)
     Press  Down(6), L2, R2. To pause the fade, press Left(6), L2, R2.
To return to normal, press Right(6), L2, R2.

Flight Mode (in 3D Game)
     Press Right, Left, Right, Left, Right, L2, R2, Start(2). The code
Right,  Left, Right, Left, Right, L2, R2, X(2) may also be used. Press
Start  to  return to normal. You can fly around the city without being
limited to the roads. Flight mode controls are:

R1: Altitude up
R2: Altitude down
L1: Propel forward
L2: Propel backward
Up: Look up
Down: Look down
Left: Turn left
Right: Turn right

Gold Nugget Trail (in 3D Game)
     Activate  the  helicopter cockpit code multiple times by pressing
[R2, L2, R2, L2, R2, L2, R1, L1, R1, L1, R1, L1] seven times, followed
by  R2,  L2, R2, L2, R2, L2(2), R1, L2, R1, L2, R1, L2, R1. A trail of
golden  nuggets  will appear on the road. Collect these nuggets as you
move around the city to increase your city fund.

Helicopter Cockpit (in 3D Game)
     Press  R2,  L2,  R2, L2, R2, L2. Turn off the cockpit by pressing
R1, L1, R1, L1, R1, L1.

In-Game Reset
     Hold L2 + L1 + R2 + R1 + Start + Select and the game will start
over.

Maximum Fire, Police, and Military (in 2D Game)
     Select and cancel the dispatch tool with the normal arrow cursor.
Go  to the status bar. Press Left, Right, Left, Right, Circle, X while
keeping  the  cursor  within  the  status  bar area. Use of any of the
dispatch  tools  (fire,  police,  military)  to get the maximum number
allowable, regardless of the number of stations you have.

Most Tools Available Free (in 2D Game)
     Select  and cancel the tree tool with the normal arrow cursor. Go
to  the  status  bar. Press Up, Down, Right, Left, Up, X while keeping
the cursor within the status bar area.

Night (in 3D Game)
     Press Down, Up, Down, Up, Down, L2, R2 to cycle day and night. To
return to normal, press Down(2), Up(2), Down(2), L2, R2.

Slot Machine Mode
     Start  a  new  game  and select the "Recreation" icon. Then, move
over  the "Marina" icon and select that feature. Build the marina near
a  water  section.  Select the "Budget" icon and enable the "Legalized
Gambling"  option  under  the  "City Ordinances" menu. Use the "Query"
tool  to  highlight  the  sailboat, then press L1. A slot machine will
appear.  Press  Circle to stop the slots at a cost of $100 per attempt
to win various buildings or disasters.

Translucent City Map (in 3D Game)
     Press  R1, R2, R1, R2, R1, R2, R1, R2. A translucent city map HUD
with  a position indicator will appear. To return to normal, press L1,
L2, L1, L2, L1, L2, L1, L2.