| Rio Rico to Brown Deer (Wisconsin) | 1,492.08 mi (2,401.26 km) |
| Rio Rico to Brownsburg (Indiana) | 1,490.30 mi (2,398.40 km) |
| Rio Rico to Brownsville (Florida) | 1,898.35 mi (3,055.10 km) |
| Rio Rico to Brownsville (Texas) | 902.46 mi (1,452.37 km) |
| Rio Rico to Brownwood (Texas) | 706.65 mi (1,137.24 km) |
| Rio Rico to Brunswick (Georgia) | 1,736.91 mi (2,795.29 km) |
| Rio Rico to Brunswick (Ohio) | 1,746.48 mi (2,810.69 km) |
| Rio Rico to Brushy Creek (Texas) | 787.13 mi (1,266.77 km) |
| Rio Rico to Bryan (Texas) | 865.67 mi (1,393.16 km) |
| Rio Rico to Bryant (Arkansas) | 1,090.98 mi (1,755.76 km) |
| Rio Rico to Bryn Mawr-Skyway (Washington) | 1,254.72 mi (2,019.28 km) |
| Rio Rico to Buckeye (Arizona) | 164.88 mi (265.36 km) |
| Rio Rico to Buckhall (Virginia) | 1,948.58 mi (3,135.94 km) |
| Rio Rico to Bucyrus (Ohio) | 1,680.99 mi (2,705.30 km) |
| Rio Rico to Buda (Texas) | 785.60 mi (1,264.30 km) |
