For orders up to £500 the Post Office's exchange rate is 21.9350, for amounts above £500 the rate is 22.4816 and for orders in excess of £1000 it is 22.6902.
| Date | 17/12/2025 |
| Currency to Buy | GBP |
| Currency to Sell | MXN |
| Spend 400+ | 21.9350 |
| Spend 500+ | 22.4816 |
| Spend 1000+ | 22.6902 |
| Live Market Rate | 23.988 |
Our top three providers for this exchange rate are:


We are plugged into the major travel and cash money providers, allowing you to compare their exchange rates in real-time to boost your buying power on holiday.