R
- Rainbow Valley
- Rancho Rio Vista Mobile Home Park
- Rancho Santa Fe
- Rancho Vista Estates
- Randolph
- Rankin
- Rare Metals
- Raso
- Ray
- Ray Place
- Reata Pass
- Redington
- Red Lake
- Red Mesa
- Red Rock
- Red Rock
- Reymert
- Rice
- Richville
- Rillito
- Rimmy Jims
- Rimrock
- Riordan
- Rio Rico East
- Rio Verde
- Riverside Acres
- Riviera
- Road Junction Windmill
- Roadrunner Mobile Home Park
- Roadside Mine
- Robbers Roost
- Robinson Trail Crossing
- Robles Junction
- Rock Crossing
- Rock Point
- Rock Springs
- Rocky Junction
- Rocky Point
- Rok
- Roll
- Rolling Hills Country Club Estates
- RoolTanca
- Roosevelt
- Roosevelt Lake Gardens East
- Rosebud
- Rosemont Camp
- Rose Well
- Rough Rock
- Round Rock
- Roundy Crossing
- Royal Estates West
- Ruby
- Rush Place Windmill
- Ryan
- Rye