What is the 9th digit rule in Brazil?

Mobile numbers in Brazil have 9 digits and almost always start with the digit '9'. Landlines have 8 digits. When calling a mobile, the format is +55 (DDD) 9XXXX-XXXX.

DDD stands for 'Discagem Direta à Distância'. It is the 2-digit area code used to identify cities or regions in Brazil (e.g., 11 for São Paulo, 21 for Rio).

🇧🇷Brazil Calling Guide

Brazil Calling Code
is +55

Connecting to São Paulo, Rio, or Bahia? The country code for Brazil is +55. Navigate the DDD system and call any mobile or landline instantly from your browser.

How to Dial

Calling BrazilActive

🇧🇷

How to Call Brazil Step-by-Step

Brazil uses a 2-digit area code system known as DDD. Here is how to connect.

Exit Code

Dial 011 (US/Canada) or 00 (Europe).

Brazil Code (+55)

Dial +55 to route the call to Brazil.

DDD & Number

Dial the 2-digit DDD (e.g., 11) then the number.Mobiles usually start with 9.

The 9th Digit Rule (Nono Dígito)

In Brazil, mobile numbers have 9 digits, while landlines have 8. Almost all mobile numbers start with the digit 9.

Landline (Rio)

+55 21 2xxx xxxx

Mobile (SP)

+55 11 9xxxx xxxx

Major Brazil DDD Codes

Common city codes for major destinations.

City	Region	DDD
São Paulo	Southeast	11
Rio de Janeiro	Southeast	21
Belo Horizonte	Minas Gerais	31
Salvador	Bahia	71
Brasília	Federal District	61

City	Region	DDD
Curitiba	Paraná	41
Fortaleza	Ceará	85
Recife	Pernambuco	81
Porto Alegre	Rio Grande do Sul	51
Manaus	Amazonas	92

Avoid Expensive Carrier Rates to
Brazil

Calling Brazil via traditional carriers can cost upwards of$0.05/minute. StartACall uses VoIP technology to bypass these fees, offering crystal clear connections to Vivo, TIM, Claro, and landlines for pennies.

Connect to any DDD code (11-99)
Support for 9-digit mobile numbers
No carrier selection codes (CSP) needed
Pay-as-you-go (No contracts)

Cheap Rates

Save up to 95% on calls to São Paulo and Rio.

Nationwide

Call any state from Amazonas to Rio Grande do Sul.

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Frequently Asked Questions

What is the country code for Brazil?

The country calling code for Brazil is +55.

Do I need a Carrier Selection Code (CSP) to call Brazil?

No. CSP codes (like 21, 15, 41) are only required when you are inside Brazil making a long-distance call. When calling from abroad via StartACall, you just need +55, the DDD code, and the number.

How do I call a mobile phone in São Paulo?

São Paulo's DDD is 11. Mobiles there have 9 digits and start with 9. You would dial: +55 11 9XXXX-XXXX.

Why are mobile numbers 9 digits long?

Brazil added a 9th digit (the number 9) to the beginning of mobile numbers to increase capacity. This applies to all mobile phones nationwide.

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Calling Brazil: what to know

Brazil answers on the country code +55, with the capital in Brasília and most business concentrated around São Paulo, Rio de Janeiro and Brasília. The working language for business is Portuguese, and local offices generally keep hours of 9:00 to 18:00. Longer lunches (2 hours) are normal outside São Paulo and Rio.

Outbound calls on StartACall need no phone number and no app. You place them from the browser, and you only add a US or Canada number when you also want to receive inbound calls.

Most mobiles in Brazil sit on operators such as Vivo (Telefônica), Claro (América Móvil), TIM Brasil. Brazilian mobile numbers gained a leading '9' after 2014, São Paulo mobile is now 11 9 xxxx-xxxx (11 digits incl. DDD), whereas landlines stay 8 digits.

Brazil runs on UTC minus 3, and it does not observe daylight saving, so the time difference stays constant through the year.

How to dial Brazil

Start with the plus sign

On a mobile, press and hold 0 to enter the plus sign. The plus sign works from any country, so you do not need to remember a local exit code.

Enter the country code +55

+55 routes the call to Brazil.

Add the local number

Dial the destination number without its leading 0. For São Paulo that means including the area code 11.

Rates to Brazil (+55)

Pay as you go, billed per minute with no connection surprises. A sample 10 minute call is shown for each line type.

Line type	Per minute	10 minute call
Mobile	$0.2029	$2.03
Landline	$0.0970	$0.97

Line type

Per minute

10 minute call

Mobile

$0.2029

$2.03

Landline

$0.0970

$0.97

Rates as of 2026-06-06, in US dollars, and subject to change. The exact rate is always confirmed in the dialer before you connect.

Frequently asked questions

What is the country code for Brazil?+

The country code for Brazil is +55. São Paulo uses the area code 11.

Do I need to install an app to call Brazil?+

No. StartACall runs in your browser on Chrome, Safari, Edge and Firefox, so you can place the call without downloading anything or buying a phone number for outbound calls.

Can I receive calls as well?+

Outbound calls need no number. To receive inbound calls you add a US or Canada digital number, billed monthly, and answer it in the same browser tab.

Brazil Calling Code is +55