| Royston to Kopavogur | 1,143.71 mi (1,840.62 km) |
| Royston to Reykjavik | 1,145.92 mi (1,844.18 km) |
| Royston to Saudharkrokur | 1,166.68 mi (1,877.60 km) |
| Royston to Selfoss | 1,114.34 mi (1,793.36 km) |
| Royston to An Cabhan | 333.12 mi (536.10 km) |
| Royston to Arklow | 263.93 mi (424.75 km) |
| Royston to Ashtown | 279.60 mi (449.97 km) |
| Royston to Athy | 299.96 mi (482.74 km) |
| Royston to Baile Atha Luain | 344.60 mi (554.59 km) |
| Royston to Ballincollig | 364.73 mi (586.98 km) |
| Royston to Blackrock | 272.03 mi (437.80 km) |
| Royston to Carlow | 295.98 mi (476.33 km) |
| Royston to Carrick on Shannon | 360.21 mi (579.71 km) |
| Royston to Carrigaline | 356.76 mi (574.14 km) |
| Royston to Castlebar | 405.70 mi (652.91 km) |
