Our international services for your letters, flats and packets give you added control with country by country invoicing, making your international mailing even simpler.

Our International services bring you a multitude of options to help you get the most out of our international services.

Whistl will make sure you have a personal account manager on-hand during business hours. We will happily tailor our international service to suit your business and its needs.

How it works


  • World-wide coverage
  • Flexible options to suit your business needs
  • Intelligent destination grouping
  • Crystal clear invoicing country by country
  • No minimum weights
  • Optional provision for returns
  • Simple and quick service
  • Convenient collection times
  • Collected with all other mail

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