A-5 = Agricultural (5 acres) A-35 = Agricultural (35 acres) C1 = Commercial (** Obsolete District) C2 = Commercial (** Obsolete District) CC = Commercial Community CN = Commercial Neighborhood CO = Commercial Office CR = Commercial Regional CS = Commercial Service F-5 = Forest & Recreation (5 acres) I-1 = Research & Development I-2 = Limited Industrial I-3 = Heavy Industrial M = Industrial (** Obsolete District) MHP = Mobile Home Park MHP-R = Mobile Home Park, Rural MHS = Mobile Home Subdivision PUD ,Planned Unit Development (Refer to Development Plan & Guide) R4 ,Planned Development (** Obsolete District) RM-12 = Residential Multi-Dwelling (12 DU/acre) RM-30 = Residential Multi-Dwelling (30 DU/acre) RS-20000 = Residential Suburban (20,000 sq.ft. SF) RS-6000 = Residential Suburban (6,000 sq.ft. SF) RS-5000 = Residential Suburban (5,000 sq.ft. SF) RR-0.5 = Residential Rural (1/2 acres) RR-2.5 = Residential Rural (2 1/2 acres) RR-5 = Residential Rural (5 acres) RT = Residential Topographic RVP = Recreational Vehicle Park