| Red Bluff to Ukiah (California) | 87.71 mi (141.16 km) |
| Red Bluff to Union (Missouri) | 1,666.29 mi (2,681.63 km) |
| Red Bluff to Union City (California) | 178.00 mi (286.46 km) |
| Red Bluff to Union City (Georgia) | 2,114.74 mi (3,403.34 km) |
| Red Bluff to Union City (New Jersey) | 2,501.57 mi (4,025.89 km) |
| Red Bluff to Union City (Tennessee) | 1,807.71 mi (2,909.23 km) |
| Red Bluff to Union Hill-Novelty Hill (Washington) | 518.67 mi (834.72 km) |
| Red Bluff to Union Park (Florida) | 2,447.50 mi (3,938.88 km) |
| Red Bluff to Uniondale (New York) | 2,524.57 mi (4,062.91 km) |
| Red Bluff to Universal City (Texas) | 1,535.53 mi (2,471.19 km) |
| Red Bluff to University (Florida) | 2,401.87 mi (3,865.43 km) |
| Red Bluff to University City (Missouri) | 1,697.23 mi (2,731.43 km) |
| Red Bluff to University Heights (Ohio) | 2,110.15 mi (3,395.97 km) |
| Red Bluff to University of California-Santa Barbara (California) | 418.85 mi (674.08 km) |
| Red Bluff to University Park (Texas) | 1,494.69 mi (2,405.47 km) |
