| Piera to Oak Harbor (Washington) | 5,366.06 mi (8,635.84 km) |
| Piera to Oak Hills (Oregon) | 5,520.23 mi (8,883.96 km) |
| Piera to Oak Lawn (Illinois) | 4,388.46 mi (7,062.54 km) |
| Piera to Oak Park (California) | 5,988.76 mi (9,637.98 km) |
| Piera to Oak Park (Illinois) | 4,383.50 mi (7,054.56 km) |
| Piera to Oak Park (Michigan) | 4,162.27 mi (6,698.53 km) |
| Piera to Oak Ridge (Florida) | 4,613.69 mi (7,425.02 km) |
| Piera to Oak Ridge (New Jersey) | 3,819.98 mi (6,147.66 km) |
| Piera to Oak Ridge (Tennessee) | 4,453.82 mi (7,167.73 km) |
| Piera to Oakdale (California) | 5,873.19 mi (9,451.98 km) |
| Piera to Oakdale (Minnesota) | 4,480.07 mi (7,209.97 km) |
| Piera to Oakland (California) | 5,918.63 mi (9,525.11 km) |
| Piera to Oakland (New Jersey) | 3,808.19 mi (6,128.69 km) |
| Piera to Oakland Park (Florida) | 4,644.87 mi (7,475.19 km) |
| Piera to Oakleaf Plantation (Florida) | 4,565.57 mi (7,347.57 km) |
