A

Agricultural zone;

A-20A

Agricultural (twenty-acre minimum lot size) zone;

A-WR

Agriculture—WR (agricultural—water recharge combining) zone;

AA

Airport approach zone;

AD

Architectural design zone;

C-1

Neighborhood commercial zone;

C-2

Regional commercial zone;

C-B

Central business zone;

C-C

Commercial center zone;

C-O

Professional and administrative office zone;

CH

Church combining zone;

DI

Drilling island district;

E

Estate, one-family dwelling zone;

FP-P

Floodplain primary zone;

FP-S

Floodplain secondary zone;

HD

Hillside development combining zone;

HOSP

Hospital zone;

M-1

Light manufacturing zone;

M-2

General manufacturing zone;

M-3

Heavy industrial zone;

MH

Mobile home zone;

OS

Open space zone;

P

Automobile parking zone;

PCD

Planned commercial development zone;

PE

Petroleum extraction combining zone;

PUD

Planned unit development zone;

R-1

One-family dwelling zone;

R-1-4.5

Small lot single one-dwelling zone (four thousand five hundred square foot minimum lot size);

R-2

Limited multiple-family dwelling zone (minimum lot area, two thousand five hundred square feet per unit);

R-3

Multiple-family dwelling zone (minimum lot area, one thousand two hundred fifty square feet per unit);

R-4

High density multiple-family dwelling zone (minimum lot area, six hundred square feet per unit);

R-S

Residential suburban zone;

R-S-10A

Residential suburban (ten-acre minimum lot size) zone;

R-S-1A

Residential suburban (one-acre minimum lot size) zone;

RS-2.5A

Residential suburban (two-and-one-half-acre minimum lot size) zone;

R-S-5A

Residential suburban (five-acre minimum lot size) zone;

RE

Recreation zone;

RH

Residential holding zone;

SC

Senior citizen zone;

TT

Travel trailer park zone.