Concept photograph: Macro close-up of a classic stopwatch beside a purple telephone cable and calculator edge, natural metallic textures, time and cost concept

Understand your calling costs

How are calling costs worked out?

The destination, length of call and billing rules all affect the charge. Change the example below to see the basic calculation.

Simulation only. These invented rates are not Calls UK tariffs and must not be used for a purchase decision.

Try a cost calculation

1.5p per minute × 20 minutes

£0.30

Illustrative amount ex VAT, no connection charge, whole-minute billing for this calculation.

What belongs in a real tariff

  • Destination country and fixed, mobile or special-service number type.
  • Price, currency, VAT and effective date.
  • Minimum duration, rounding and billing increments.
  • Connection or service charges.
  • Included allowances, exclusions and fair-use rules.
Discuss a real destination