R
- Rabbit Ears Pass
- Radium
- Ragged Mountain
- Rago
- Ramah
- Rand
- Randall
- Rangely
- Ravenwood
- Raymer
- Raymond
- Read
- Redcliff
- Red Feather Lakes
- Redlands
- Red Lion
- Redmesa
- Redmond
- Red Mountain
- Reds Place
- Redstone
- Redvale
- Red Wing
- Reilly Canyon
- Resurrection Mill
- Rex
- Rhone
- Richfield
- Rico
- Ridgeway
- Ridgway
- Rifle
- Rinn
- Rio Blanco
- Rivera
- River Bend
- Riverdale
- Riverside
- Riverview
- Robb
- Roberta
- Robinson Place
- Rock Creek Pprk
- Rock Crossing
- Rockdale
- Rockland
- Rockport
- Rockvale
- Rockwood
- Rocky Ford
- Roggen
- Rollinsville
- Romeo
- Romley
- Rosedale
- Rosemont
- Rosevale
- Rosita
- Roundup Junction
- Rouse
- Roxborough Park
- Roy
- Rugby
- Rulison
- Rush
- Russell
- Russell Gulch
- Russellville
- Rustic
- Ruxton
- Rye