Before you start

CPF
Unlocked or eSIM-capable handset
A Federal District address and its CEP
A Brazilian payment method, for postpaid direct debit

Step-by-step

1
Bridge the first days with a travel eSIM
A data eSIM bought before arrival covers the gap until you have a CPF-registered chip and removes any pressure to sign something unsuitable in week one.
Mobile appWho: YouDay 1
2
Buy a prepaid chip against your CPF
Operator stores in the shopping centres and the quadra commercial strips, plus supermarkets and lottery agents, all sell them. Every chip is registered at the counter to a named holder — name, address, date of birth and CPF for an individual. Without a CPF you can still activate inside an operator's own store on a passport or RNM, but nowhere else will, and there is no anonymous option anywhere in Brazil.
In personWho: YouBRL 10–30 including initial credit
3
Memorise your CEP and lead with it
Brasília's postcodes are granular enough to identify a specific block, which is why every local form starts there. When a national retailer's form demands a street name and a number, the CEP plus 'Bloco C, Apto 204' in the complement field is what actually works.
OnlineWho: You
4
Check fibre at your block, not your sector
Coverage in the Plano Piloto, Sudoeste, Noroeste and Águas Claras is deep and competitive. It thins in the outer administrative regions and the rural sectors. Ask the building's síndico or porter which operators already have cable in the risers.
In personWho: You
5
Register on Celular Seguro
The federal service lets you or a nominated contact block a stolen phone and its banking apps across every operator at once. Register through gov.br before you need it, not afterwards.
Mobile appWho: You
6
Move to postpaid once a credit file exists
Postpaid gives better value but runs a credit check against a CPF that starts with no history. Expect a few months on prepaid, or ask whether the operator will accept a deposit.
In personWho: You

Documents you’ll need

CPF
Passport or CRNM
Proof of Federal District address, for fibre and postpaid
Brazilian payment method, for postpaid

Things most newcomers don’t know

Your CEP is your address here, because there is no street name to give.

Brasília's addressing is positional — sector, superquadra, block, flat — and national online forms are built for a street and a number. Deliveries fail, installers get lost and call centres insist you have entered it wrongly. Leading with the CEP, which resolves to a specific block, and putting the rest in the complement field is the local workaround everybody uses and nobody explains.

Source: Correios addressing standards for the Federal District

There is no anonymous SIM in Brazil, which fixes the order of your first fortnight.

Lei 10.703/2003 and art. 58 of ANATEL's Resolução 477/2007 require every chip including prepaid to be registered to an identified holder, with the CPF recorded for individuals. A foreigner without one can activate in a company store on a passport, but that is the only counter that will do it. The bank then wants the phone number for two-factor codes and the landlord wants the bank, so the practical sequence stays CPF, chip, bank, lease — which is why the consular CPF before departure matters so much more than it sounds.

Source: Lei 10.703/2003 and Resolução ANATEL 477/2007, art. 58

The condominium, not the sector, decides which fibre you can have.

Riser capacity is finite and síndicos sign arrangements with particular operators, so a well-served superquadra can contain a badly served block. The porter will tell you in thirty seconds which providers already have cable inside. Ask before signing a lease your income depends on rather than after the installer refuses the job.

Source: community-reported

Celular Seguro blocks the handset and the banking apps together, but only if registered in advance.

Phone theft in Brazil targets the banking apps rather than the hardware, so the window between losing the phone and losing money is short. The federal service triggers a block across every operator and participating bank in one action — and registering takes minutes through gov.br, which nobody does until it is too late.

Source: gov.br — Celular Seguro

Common mistakes to avoid

Expecting to pick up an unregistered chip in a supermarket before the CPF exists.
Entering a Brasília address into a national form as though it had a street and a number.
Signing a lease for remote work without confirming which operators reach the block.
Applying for postpaid on an empty Brazilian credit file and being declined.
Registering on Celular Seguro only after a theft.

Some of this may be out of date. Spotted something inaccurate? Help us keep it right for the next newcomer.