How to Make International & IDD Calls from Singapore

Making International Calls via your SIM-Only Plan

The Maxx SIM-Only plan is a must-have for anyone who needs to make international calls from Singapore without breaking the bank. This IDD add on plan offers unbeatable value and flexibility.

But that's not all — the Maxx SIM-Only plan offers a range of other benefits too. With a base plan that's fully loaded with benefits such as free unlimited incoming calls, free caller number display, and free SIM card and delivery, you can stay connected without any extra costs. Need more? Easily customise your plan with data add-ons to suit your specific needs.

With Maxx's SIM-Only plan, if you need more roaming data on top of existing coverage, simply go for add-on options to customise your plan to create the best SIM-Only plan for roaming for as low as an additional $6 for 30 days.

SIM-Only IDD International Calls To Keep The Conversations Going

With the IDD add-on to your SIM-Only plan, you can enjoy affordable international calls to a range of overseas destinations, like Malaysia, Indonesia, and more. Whether you go for a $10 IDD add-on for an additional 300 IDD minutes to make calls to Malaysia, Indonesia, Bangladesh, India and China or $6 Myanmar IDD for extra 25 IDD minutes for Myanmar calls, have your benefits renewed by purchasing these add-ons via the Maxx App! No more worrying about bill shocks or complicated billing cycles – everything is straightforward and easy to understand.

How does it work, you ask? It's simple! Just purchase the IDD add-on via Maxx App, and voila! With no contract, you'll have the flexibility to tailor your plan to meet your specific requirements. This means you can say goodbye to bill shocks and enjoy an abundance of IDD minutes for all your communication needs.

Great Value, Great Price All Day with International Calls from Singapore

Plus, signing up is a breeze – just two simple steps and you're done. No more painful registration forms, troublesome transferring of numbers, or long-term contracts tying you down. With the Maxx SIM-Only plan and international call add-on, you have the convenience to stay connected and make overseas call from Singapore.

So if you're tired of being locked into expensive mobile contracts or need to make international calls on a budget, check out the Maxx IDD add-on with the Maxx SIM-Only plan. It's the best solution for anyone who wants great value and abundant data and minutes. Simply sign up on maxx.sg and wait for your SIM card to be delivered to your doorstep

Devices that support 5G

Brand	Model name
Apple	iPhone 13 series or newer iPhone SE (3rd gen) or newer iPad Air (5th gen) or newer iPad (10th gen) or newer iPad Pro 11” (4th gen) / iPad Pro 12.9” (6th gen) or newer iPad Mini (6th gen) or newer
Samsung	Galaxy S21 5G / S21+ 5G / S21 Ultra 5G / S21 FE 5G or newer Galaxy Z Fold3 5G / Flip3 5G or newer Galaxy A13 5G / A23 5G / A33 5G / A52s 5G or newer Tab S8 5G / Tab S8+ 5G / Tab S8 Ultra 5G or newer
Nothing	Phone (1) 5G or newer CMF by Nothing Phone 1 or newer

Maxx roadshows

For SIM exchange, please bring along your Maxx SIM and a valid physical ID.

Date and time	Location
Sat and Sun 11AM - 8PM	Lucky Plaza 304 Orchard Road #01-84 Singapore 238863 See map >
Sat and Sun 11AM - 8PM	City Plaza 810 Geylang Road, Singapore 409286 See map >
Sat and Sun 11AM - 8PM	Peninsula Plaza 111 North Bridge Road, Singapore 179098 See map >
Sat and Sun 11AM - 8PM	Mustafa Centre 145 Syed Alwi Road, Singapore 207704 See map >

Connect with your family and friends for less with our IDD add-ons

Connect with your family and friends for less with our IDD add-ons

Pick from 1 of the 2 add-ons for your IDD needs

How to buy IDD add-on in the MAXX app

Frequently Asked Questions

APAC Roaming
Preferred Networks

International Roaming
Preferred Networks

Devices that support 5G

Maxx roadshows

Connect with your family and friends for less with our IDD add-ons

Connect with your family and friends for less with our IDD add-ons

Pick from 1 of the 2 add-ons for your IDD needs

How to buy IDD add-on in the MAXX app

Ready to Maxx for as low as $7.90/mth?

Frequently Asked Questions

APAC RoamingPreferred Networks

International RoamingPreferred Networks

Devices that support 5G

Maxx roadshows

Connect with your family and friends for less with our IDD add-ons

Connect with your family and friends for less with our IDD add-ons

APAC Roaming
Preferred Networks

International Roaming
Preferred Networks