| Penarth to The Villages (Florida) | 4,219.56 mi (6,790.73 km) |
| Penarth to The Woodlands (Texas) | 4,714.00 mi (7,586.45 km) |
| Penarth to Thibodaux (Louisiana) | 4,542.82 mi (7,310.96 km) |
| Penarth to Thomasville (Georgia) | 4,207.89 mi (6,771.94 km) |
| Penarth to Thomasville (North Carolina) | 3,804.61 mi (6,122.93 km) |
| Penarth to Thonotosassa (Florida) | 4,274.84 mi (6,879.68 km) |
| Penarth to Thornton (Colorado) | 4,571.35 mi (7,356.88 km) |
| Penarth to Thousand Oaks (California) | 5,357.82 mi (8,622.58 km) |
| Penarth to Three Lakes (Florida) | 4,314.64 mi (6,943.75 km) |
| Penarth to Tiffin (Ohio) | 3,692.59 mi (5,942.64 km) |
| Penarth to Tifton (Georgia) | 4,158.29 mi (6,692.13 km) |
| Penarth to Tigard (Oregon) | 4,842.16 mi (7,792.71 km) |
| Penarth to Tillmans Corner (Alabama) | 4,396.43 mi (7,075.37 km) |
| Penarth to Timberlake (Virginia) | 3,704.13 mi (5,961.22 km) |
| Penarth to Timberlane (Louisiana) | 4,506.46 mi (7,252.44 km) |
