Rackerby

Rail Road Flat

Rainbow

Raisin City

Ramona

Rancho Calaveras

Rancho Cordova

Rancho Cucamonga

Rancho Mirage

Rancho Mission Viejo

Rancho Murieta

Rancho Palos Verdes

Rancho San Diego

Rancho Santa Fe

Rancho Santa Margarita

Rancho Tehama Reserve

Randsburg

Red Bluff

Red Corral

Redcrest

Redding

Redlands

Redondo Beach

Redway

Redwood City

Redwood Valley

Reedley

Reliez Valley

Rexland Acres

Rialto

Richfield

Richgrove

Richmond

Richvale

Ridgecrest

Ridgecrest Heights

Ridgemark

Rio Dell

Rio del Mar

Rio Linda

Rio Oso

Rio Vista

Ripley

Ripon

Riverbank

Riverdale

Riverdale Park

Rivergrove

River Pines

Riverside

Robbins

Robinson Mill

Rocklin

Rodeo

Rodriguez Camp

Rohnert Park

Rolling Hills city

Rolling Hills CDP

Rolling Hills Estates

Rollingwood

Romoland

Rosamond

Rosedale

Rose Hills

Rosemead

Rosemont

Roseville

Ross

Rossmoor

Rough and Ready

Round Mountain

Round Valley

Rouse

Rowland Heights

Rumsey

Running Springs

Ruth

Rutherford