By
- Buck Creek - Alabama
- Buckhannon River - West Virginia
- Buckland River - Alaska
- Buffalo Bayou - Texas
- Buffalo Creek - Illinois
- Buffalo Creek (Allegheny River) - Pennsylvania
- Buffalo Creek (Juniata River) - Pennsylvania
- Buffalo Creek (West Branch Susquehanna River) - Pennsylvania
- Buffalo Creek (Guyandotte River) - West Virginia
- Buffalo Creek (Monongahela River) - West Virginia
- Buffalo Creek (South Branch Potomac River) - West Virginia
- Buffalo River - Arkansas
- Buffalo River - Minnesota
- Buffalo River - New York
- Buffalo River - Tennessee
- Buffalo River - Wisconsin
- Bull River - West Virginia
- Bull Run - Virginia
- Bull Run River - Oregon
- Bullpasture River - Virginia
- Bully Creek - Oregon
- Bumping River - Washington
- Bumps River - Massachusetts
- Bungay River - Massachusetts
- Burnshirt River - Massachusetts
- Burnt River - Oregon
- Bush River - South Carolina
- Buttahatchee River - Alabama, Mississippi
- Butte Creek - California
- Butte Creek - Oregon
- Byram River - Connecticut, New York
Read more about this topic: List Of Rivers Of The United States: B, Bu