| Opelousas to Brown Deer (Wisconsin) | 902.66 mi (1,452.70 km) |
| Opelousas to Brownsburg (Indiana) | 718.76 mi (1,156.74 km) |
| Opelousas to Brownsville (Florida) | 790.38 mi (1,271.99 km) |
| Opelousas to Brownsville (Texas) | 452.55 mi (728.30 km) |
| Opelousas to Brownwood (Texas) | 415.94 mi (669.39 km) |
| Opelousas to Brunswick (Georgia) | 630.49 mi (1,014.68 km) |
| Opelousas to Brunswick (Ohio) | 935.92 mi (1,506.21 km) |
| Opelousas to Brushy Creek (Texas) | 336.68 mi (541.83 km) |
| Opelousas to Bryan (Texas) | 255.85 mi (411.76 km) |
| Opelousas to Bryant (Arkansas) | 283.60 mi (456.40 km) |
| Opelousas to Bryn Mawr-Skyway (Washington) | 1,978.63 mi (3,184.30 km) |
| Opelousas to Buckeye (Arizona) | 1,219.60 mi (1,962.75 km) |
| Opelousas to Buckhall (Virginia) | 1,004.53 mi (1,616.64 km) |
| Opelousas to Bucyrus (Ohio) | 874.09 mi (1,406.71 km) |
| Opelousas to Buda (Texas) | 345.39 mi (555.86 km) |
