International parcel rates are calculated in steps of 500g at a rate which varies up to a maximum parcel size of 20kg. 

Clicking on the 'Postal Zone' label in the table below will toggle a full list of the member countries in the zone group. 

If you want data you can manipulate yourself, you can download a spreadsheet with all the countries, zones and every single postal price for standard, express and courier service via this link here.