| Location | ISO1 | ISO2 | Code | Region | Region ISO | Rate |
| United Kingdom | GB | GBR | 01144 | 0.030 / minute | ||
| United Kingdom | GB | GBR | 0114407 | 0.030 / minute | ||
| United Kingdom | GB | GBR | 011441 | 0.030 / minute | ||
| United Kingdom | GB | GBR | 011442 | 0.030 / minute | ||
| United Kingdom | GB | GBR | 01144207 | LONDON | 0.030 / minute | |
| United Kingdom | GB | GBR | 01144208 | LONDON | 0.030 / minute |