Columbia
- Alston
- Apiary
- Beaver Homes
- Beaver Springs
- Birkenfeld
- Braun
- Canaan
- Chapman
- Clatskanie
- Clatskanie Heights
- Clear Creek
- Columbia City
- Corey Hill
- Deer Island
- Delena
- Fern Hill
- Goble
- Inglis
- Johnson Crossing
- Keasey
- Kerry
- Lindbergh
- Marshland
- Mayger
- McNulty
- Mist
- Natal
- Pittsburg
- Prescott
- Quincy
- Rainier
- Reuben
- Scappoose
- South Scappoose
- Spitzenberg
- St. Helens
- Swedetown
- Treharne
- Trenholm
- Trojan
- Vernonia
- Warren
- Waterview
- West Rainier
- West Saint Helens
- Woodson
- Yankton
Columbia
- Alston
- Apiary
- Beaver Homes
- Beaver Springs
- Birkenfeld
- Braun
- Canaan
- Chapman
- Clatskanie
- Clatskanie Heights
- Clear Creek
- Columbia City
- Corey Hill
- Deer Island
- Delena
- Fern Hill
- Goble
- Inglis
- Johnson Crossing
- Keasey
- Kerry
- Lindbergh
- Marshland
- Mayger
- McNulty
- Mist
- Natal
- Pittsburg
- Prescott
- Quincy
- Rainier
- Reuben
- Scappoose
- South Scappoose
- Spitzenberg
- St. Helens
- Swedetown
- Treharne
- Trenholm
- Trojan
- Vernonia
- Warren
- Waterview
- West Rainier
- West Saint Helens
- Woodson
- Yankton