Calling all 15XX customers
Slash 25% OFF your bills


Save More On Your 15XX Bills

Inflation is everywhere these days and we understand that you need to stay connected with your business associates and friends overseas.
Fortunately with ZONE1511 IDD you can now start enjoying greater value and maximise savings on your IDD charges
without compromising on call quality.

If you are currently using other IDD service providers, we are offering you up to 25% off your current IDD bills.
We guarantee you incredible savings on your IDD usage bills, backed by unmatched service quality and so much more!

Send us your 15XX bills now!


🖷 Fax: 6222 1511





Terms & Conditions:

  • Promotion is only valid for customers who send us their monthly IDD bills by other 15XX service providers.

  • Promotion is applicable to new corporate subscribers registering with a valid BRN.

  • Promotion is subject to review on your current IDD rates and charges. Discount may vary and cap at a maximum of 25%.

  • ZONE shall have sole discretion to decline the promotion offering without any notification.

  • A change in service plan will render the forfeiture of the promotion.

  • ZONE shall be permitted to freely use the information provided by the customers in whichever way ZONE deems fit.

  • ZONE reserves the right to withdraw the promotion or revise terms and condition at any time without prior notice.


We are happy to answer any questions.

Just send us a message by clicking the contact us now button.