Best Places to Live in Lemon Grove (zip 91945), California Zip Code 91945 Profile, Map and Demographics Updated August 2020 Lemon Grove, California ZIP Code Map Updated August 2020 Services Schedules Best Places to Live in Lemon Grove, California Spring Valley, California ZIP Code Map Updated August 2020 Lemon Grove, 91945 Crime Rates and Crime Statistics Lemon Grove, CA InterProviders (1,000 Mbps) 91945 Zip Code (Lemon Grove, California) Profile homes