| Guardiagrele to Black Forest (Colorado) | 5,640.91 mi (9,078.17 km) |
| Guardiagrele to Blackfoot (Idaho) | 5,670.13 mi (9,125.19 km) |
| Guardiagrele to Blackhawk (California) | 6,258.00 mi (10,071.27 km) |
| Guardiagrele to Blacksburg (Virginia) | 4,766.29 mi (7,670.60 km) |
| Guardiagrele to Blackwells Mills (New Jersey) | 4,380.75 mi (7,050.14 km) |
| Guardiagrele to Blaine (Minnesota) | 4,928.96 mi (7,932.40 km) |
| Guardiagrele to Bloomingdale (Florida) | 5,258.10 mi (8,462.10 km) |
| Guardiagrele to Bloomingdale (Illinois) | 4,880.34 mi (7,854.15 km) |
| Guardiagrele to Bloomington (California) | 6,342.74 mi (10,207.65 km) |
| Guardiagrele to Bloomington (Illinois) | 4,981.13 mi (8,016.35 km) |
| Guardiagrele to Bloomington (Indiana) | 4,940.79 mi (7,951.43 km) |
| Guardiagrele to Bloomington (Minnesota) | 4,948.49 mi (7,963.83 km) |
| Guardiagrele to Bloomsburg (Pennsylvania) | 4,440.55 mi (7,146.38 km) |
| Guardiagrele to Blue Ash (Ohio) | 4,848.40 mi (7,802.74 km) |
| Guardiagrele to Blue Island (Illinois) | 4,877.11 mi (7,848.94 km) |
