Cities
United States
- Rancho Murieta
- Rancho Palos Verdes
- Rancho San Diego
- Rancho Santa Fe
- Rancho Santa Margarita
- Red Bluff
- Redding
- Redlands
- Redondo Beach
- Redway
- Redwood City
- Redwood Valley
- Rescue
- Rialto
- Richmond
- Rimforest
- Rio Linda
- Rio Nido
- Rio Vista
- Rio del Mar
- Ripon
- Riverside County
- Riverside
- Rocklin
- Rodeo
- Rohnert Park
- Rolling Hills Estates
- Rolling Hills
- Rosamond
- Rosemead
- Roseville
- Ross
- Rough and Ready
- Rowland Heights
- Running Springs
- Russian River
- Rutherford
- Sacramento County
- Sacramento
- Saint Helena
- Salida
- Salinas
- Salmon Creek
- Salton City
- Salton Sea Beach
- Salton Sea
- Samoa
- San Andreas
- San Anselmo
- San Benito County
- San Bernardino County
- San Bernardino
- San Bruno
- San Carlos
- San Clemente Island
- San Clemente
- San Diego County
- San Diego
- San Dimas
- San Fernando Valley