Connecting Australia, One Community at a Time.
Stay connected with G'day Billy.
Whether you're at home, on the road, or anywhere in between, G'day Billy delivers fast, reliable 4G and 5G mobile connectivity designed to keep you connected to what matters most.
Choose from a range of flexible mobile data plans with generous inclusions, competitive pricing and the confidence of Australia's leading mobile network coverage. From everyday browsing and streaming to remote work, online learning and staying in touch with family and friends, there's a Billy plan to suit your lifestyle.
Why G'day Billy?
Fast and reliable 4G & 5G mobile connectivity*
Flexible plans with generous data allowances
No lock-in contracts
Easy activation with eSIM
Australian customer support
Keep your existing mobile number when you switch
At G'day Billy, we're making mobile simple—bringing reliable connectivity, great value and friendly service together in one place.
Find the plan that's right for you.
Explore our range of Billy mobile plans and choose the data that's right for your needs. Whether you're an occasional user or a heavy data streamer, staying connected has never been easier.
G'day Billy – Powered by Australia. Connected for Everyone.
*5G is available in selected areas with a compatible 5G device. Coverage and speeds vary by location, device and network conditions.
Select an Upfront Mobile eSim Plan
Find the plan that fits your lifestyle. Whether you need data for everyday browsing, work, study or streaming, G'day Billy has a simple upfront eSIM plan for you. Enjoy no lock-in contracts, straightforward pricing and easy activation on compatible eSIM-enabled devices.
Mobile eSim Plan 29GB $39
Price may change your plan is for use with smartphone only
No lock in contracts
28 days plan
Switch plans once a month to suit your needs
Stay safe online
No excess data charges
You can leave anytime
Connect fast with eSim
Calls & Text Unlimited to most 11xx, 12xx, 13xx and 1800 numbers
Receive MMS, SMS and access data
Share data between eligible mobile or data plans
Access Telstra Satellite MessagingSend unlimited SMS and MMS to all standard international numbers
Data sharing
Mobile eSim Plan 40GB $49
Price may change your plan is for use with smartphone only
No lock in contracts
28 days plan
Switch plans once a month to suit your needs
Stay safe online
No excess data charges
You can leave anytime
Connect fast with eSim
Calls & Text Unlimited to most 11xx, 12xx, 13xx and 1800 numbers
Receive MMS, SMS and access data
Share data between eligible mobile or data plans
Access Telstra Satellite MessagingSend unlimited SMS and MMS to all standard international numbers
Data sharing
Mobile eSim Plan 65GB $55
Price may change your plan is for use with smartphone only
No lock in contracts
28 days plan
Switch plans once a month to suit your needs
Stay safe online
No excess data charges
You can leave anytime
Connect fast with eSim
Calls & Text Unlimited to most 11xx, 12xx, 13xx and 1800 numbers
Receive MMS, SMS and access data
Share data between eligible mobile or data plans
Access Telstra Satellite MessagingSend unlimited SMS and MMS to all standard international numbers
Data sharing
Mobile eSim Plan 100GB $69
Price may change your plan is for use with smartphone only
No lock in contracts
28 days plan
Switch plans once a month to suit your needs
Stay safe online
No excess data charges
You can leave anytime
Connect fast with eSim
Calls & Text Unlimited to most 11xx, 12xx, 13xx and 1800 numbers
Receive MMS, SMS and access data
Share data between eligible mobile or data plans
Access Telstra Satellite MessagingSend unlimited SMS and MMS to all standard international numbers
Data sharing
Mobile eSim plan 180GB $89
Price may change your plan is for use with smartphone only
No lock in contracts
28 days plan
Switch plans once a month to suit your needs
Stay safe online
No excess data charges
You can leave anytime
Connect fast with eSim
Calls & Text Unlimited to most 11xx, 12xx, 13xx and 1800 numbers
Receive MMS, SMS and access data
Share data between eligible mobile or data plans
Access Telstra Satellite MessagingSend unlimited SMS and MMS to all standard international numbers
Data sharing
Order a eSim Mobile Plan
Get In Touch
Address
477 Pitt St, Haymarket NSW 2000, Australia
Phone
1800 245 591 (BILLY1)ABN
63636221844
Operating Hours
Monday : 8am - 5pm EST
Tuesday : 8am - 5pm EST
Wednesday : 8am - 5pm EST
Thursday : 8am - 5pm EST
Friday : 8am - 5pm EST
Saturday and Sunday - Closed
Who owns G'day Billy?
G'day Billy is a brand of Indigenous Technology & Telecommunications Group Pty Ltd.
We believe mobile services should be simple, affordable and easy to understand.
Our customers enjoy:
Affordable plans
No lock-in contracts
Fast activation
Australian customer support
Reliable nationwide coverage
Flexible payment options
Yes.
This is an answer Yes. G'day Billy complies with Australian telecommunications legislation and industry requirements.
We currently offer:
29GB Plan
40GB Plan
65GB Plan
100GB Plan
180GB Plan
Please visit our Plans page for current pricing.
No. Our plans do not have long-term lock-in contracts.
Yes. In most cases you can transfer (port) your existing mobile number when joining G'day Billy.
Yes.
How do I join G'day Billy?
Simply:
Choose your mobile plan.
Complete your identity verification.
Select your preferred payment option.
Activate your service.
Do I need identification?
Yes.
Australian telecommunications laws require identity verification before activating a mobile service.
What network does G'day Billy use?
G'day Billy operates using one of Australia's leading mobile networks, providing extensive national coverage.
How do I check coverage?
Visit our Coverage page to view the latest network coverage map before purchasing.
Telstra Wholesale Mobile Network | Coverage Map | Telstra Wholesale
Does G'day Billy support eSIM?
Yes.
Compatible devices can activate using eSIM without waiting for a physical SIM card.
Can I transfer my eSIM to a new phone?
Yes. Our Customer Care team can assist if you replace your device.
Can I use my current phone?
Yes, provided it is:
Network unlocked
Compatible with the Australian mobile network
Supports our service
Do you sell mobile phones?
Not currently.
What payment methods do you accept?
Available payment methods may include:
Centrepay
Credit Card
Debit Card
Payment options may vary depending on your service.
When am I billed?
Your billing schedule will depend on the payment method selected during sign-up.
I'm experiencing financial hardship.
Please contact us as early as possible.
Our team can discuss available support options.
How do I contact Customer Care?
Phone: 1800 BILLY1 (1800 245 591)
Email: enquiry@gdaybilly.com.au
What are your support hours?
Our support hours are available on our Contact Us page
How do I make a complaint?
We aim to resolve all concerns quickly and fairly.
You can contact our Customer Care team by phone or email.
If your complaint cannot be resolved, you may have the right to contact the Telecommunications Industry Ombudsman (TIO).
Is my personal information secure?
Yes.
We take your privacy seriously and handle personal information in accordance with Australian privacy laws.
Please read our Privacy Policy for more information.
Why do I need to verify my identity?
Australian law requires telecommunications providers to verify customer identities to help protect against fraud and misuse of mobile services.
Can I cancel my service?
Yes.
You can contact Customer Care to discuss cancelling your service or transferring your mobile number to another provider.
Where can I find your policies?
Our website includes:
Terms & Conditions
Privacy Policy
Critical Information Summaries
Financial Hardship Policy
Complaints Handling Policy
Acceptable Use Policy
Telecommunications Consumer Protections Information
Accessibility Statement
Website Terms of Use
Contact Us
G'day Billy acknowledges the Traditional Owners and Custodians of the lands, waters and skies throughout Australia. We pay our respects to Elders past and present and extend that respect to all Aboriginal and Torres Strait Islander peoples. We honour their continuing connection to Country, culture and community.