HomeAustraliaLivingSIM & connectivity
Setup

SIM cards and staying connected in Australia

Sorting your phone is a day-one job. You need an Australian number to apply for jobs, receive bank verification codes and set up a PayID. This guide covers the networks, the budget providers worth knowing, eSIMs for the moment you land, and the coverage trap that catches people heading to regional work.

Government source
New to Australia?
Start here: first-week checklist
Get started →

The short version

Australia has three mobile networks: Telstra, Optus and Vodafone. Buy a prepaid SIM or eSIM from a budget provider on the Telstra or Optus network for city life. If you're heading regional for farm work, pay for Telstra-network coverage (Telstra itself or Boost Mobile). An international travel eSIM covers your first days; switch to a local SIM once you're settled.

The networks, in one minute

Every Australian provider runs on one of three networks:

NetworkCoverageRelative priceBudget brands on it
TelstraWidest; best for regional and farm areasHighestBoost Mobile (full network), ALDImobile (wholesale)
OptusStrong in cities and most townsMidamaysim
VodafoneCities and major corridorsLowestVarious smaller brands

The big three sell their own plans, but dozens of smaller brands (MVNOs) resell the same networks for less. The ones most relevant to working holidaymakers:

  • Boost Mobile: prepaid on the full Telstra network, unusual among resellers, most of which get the smaller Telstra wholesale network. That makes it the budget option with the widest regional coverage (Boost states full Telstra network access on boost.com.au, verified June 2026).
  • amaysim: prepaid on the Optus network, consistently cheap.
  • ALDImobile: prepaid on the Telstra wholesale network, sold through ALDI supermarkets and online.

All three major networks support eSIM, and most of the budget brands do too. (WHE Verification Tracker, verified June 2026.)

The coverage trap: regional and farm work

Heading regional? Choose Telstra-network coverage
If you plan to do specified work (the farm, plant or construction work that qualifies you for a second or third visa), you will likely spend months somewhere remote. Optus and Vodafone coverage can be patchy to non-existent on rural properties, so a Telstra-network prepaid (Telstra, Boost or ALDImobile) is the safe default. This is the one provider decision that genuinely matters.

Before you commit to a provider, check its coverage map for the actual region you're heading to. Every provider publishes one. If you don't know where you'll end up, a Telstra-network prepaid (Boost, ALDImobile, or Telstra itself) keeps your options open. You can always switch later; prepaid means no contract.

eSIM for the day you land

If your phone supports eSIM, you can land with data already working. Two ways to do it:

International travel eSIM. Providers such as Airalo and Holafly sell Australian data eSIMs you install before you fly. You'll have data the moment you switch off flight mode, which makes the airport-to-hostel run easier (maps, rideshare, telling people you're alive). They're data-only and cost more per gigabyte than local prepaid, so treat them as a bridge for your first days, not a long-term plan.

Local prepaid eSIM. Telstra, Optus, Vodafone and most budget brands can issue your plan as an eSIM, usually activated through their app. Same price as physical SIM, no store visit needed.

You'll still want a proper Australian number quickly. Employers, banks, real estate agents and government services all expect one.

Buying and activating a local SIM

Prepaid SIMs are sold everywhere: supermarkets (Coles, Woolworths, ALDI), convenience stores, airports and carrier stores. Starter packs are cheap; you pay for the recharge plan.

One legal requirement to know: since 2017, Australian law has required providers to verify your identity before activating any prepaid mobile service, SIM or eSIM. You'll do this during activation, normally online with a government-issued ID such as your passport (ACMA, ID checks for prepaid mobiles). It takes minutes, but do it somewhere with wifi.

Prepaid plans typically run on 28-day recharge cycles, so a "monthly" price renews 13 times a year, not 12. Prices change often; compare the data per recharge on the provider sites rather than relying on any published figure.

Prepaid or a plan?

Prepaid, almost always. Postpaid plans can require credit checks and lock you into terms that outlast your visa. Prepaid gives you the same network, no exit problem, and the freedom to switch providers when you move regions. If you stay long-term and want a phone upgrade, revisit it then.

Two practical tips

Keep your home SIM alive
Your bank, email and government logins at home probably send verification codes to your old number. Before you fly, either move those accounts to an authenticator app or put your home SIM on the cheapest keep-alive plan. With a dual-SIM or eSIM phone you can run both numbers at once. Losing access to your home bank because the code goes to a dead number is a painfully common problem.

Wifi is not a backup plan in the bush. Hostels and cafes in cities have decent wifi. Farm accommodation often has none. If you'll work regionally, your phone plan is your internet, so size the data allowance accordingly, or ask the employer what coverage is like before you accept.

Emergencies

The emergency number is 000 (112 also works from any mobile, even without a SIM or signal from your own network). Save both. (WHE Verification Tracker, verified June 2026.)

Related

Sources: acma.gov.au · boost.com.au. Last verified 2026-06-11.