diff --git a/readme.md b/readme.md
index daf53e7802..9e0b10f500 100644
--- a/readme.md
+++ b/readme.md
@@ -864,6 +864,44 @@ echo $faker->taxpayerIdentificationNumber; // '165249277'
 
 ```
 
+### `Faker\Provider\pt_BR\PhoneNumber`
+
+```php
+<?php
+
+echo $faker->areaCode;  // 21
+echo $faker->cellphone; // 9432-5656
+echo $faker->landline;  // 2654-3445
+echo $faker->phone;     // random landline, 8-digit or 9-digit cellphone number
+
+// Using the phone functions with a false argument returns unformatted numbers
+echo $faker->cellphone(false); // 74336667
+
+// cellphone() has a special second argument to add the 9th digit. Ignored if generated a Radio number
+echo $faker->cellphone(true, true); // 98983-3945 or 7343-1290
+
+// Using the "Number" suffix adds area code to the phone
+echo $faker->cellphoneNumber;       // (11) 98309-2935
+echo $faker->landlineNumber(false); // 3522835934
+echo $faker->phoneNumber;           // formatted, random landline or cellphone (obbeying the 9th digit rule)
+echo $faker->phoneNumberCleared;    // not formatted, random landline or cellphone (obbeying the 9th digit rule)
+```
+
+### `Faker\Provider\pt_BR\Person`
+
+```php
+<?php
+
+// The name generator may include double first or double last names, plus title and suffix
+echo $faker->name; // 'Sr. Luis Adriano Sepúlveda Filho'
+
+// Valid document generators have a boolean argument to remove formatting
+echo $faker->cpf;        // '145.343.345-76'
+echo $faker->cpf(false); // '45623467866'
+echo $faker->rg;         // '84.405.736-3'
+echo $faker->cnpj;       // '23.663.478/0001-24'
+```
+
 ### `Faker\Provider\ro_RO\Person`
 
 ```php
diff --git a/src/Faker/Provider/pt_BR/Company.php b/src/Faker/Provider/pt_BR/Company.php
index eaa34db1fa..79592aebc0 100644
--- a/src/Faker/Provider/pt_BR/Company.php
+++ b/src/Faker/Provider/pt_BR/Company.php
@@ -2,6 +2,8 @@
 
 namespace Faker\Provider\pt_BR;
 
+require_once "check_digit.php";
+
 class Company extends \Faker\Provider\Company
 {
     protected static $formats = array(
@@ -13,4 +15,19 @@ class Company extends \Faker\Provider\Company
     );
 
     protected static $companySuffix = array('e Filho', 'e Filha', 'e Filhos', 'e Associados', 'e Flia.', 'SRL', 'SA', 'S. de H.');
+
+    /**
+     * A random CNPJ number.
+     * @link http://en.wikipedia.org/wiki/CNPJ
+     * @param bool $formatted If the number should have dots/slashes/dashes or not.
+     * @return string
+     */
+    public function cnpj($formatted = true)
+    {
+        $n = $this->generator->numerify('########0001');
+        $n .= check_digit($n);
+        $n .= check_digit($n);
+
+        return $formatted? vsprintf('%d%d.%d%d%d.%d%d%d/%d%d%d%d-%d%d', str_split($n)) : $n;
+    }
 }
diff --git a/src/Faker/Provider/pt_BR/Person.php b/src/Faker/Provider/pt_BR/Person.php
index a44f62adba..be39a2e709 100644
--- a/src/Faker/Provider/pt_BR/Person.php
+++ b/src/Faker/Provider/pt_BR/Person.php
@@ -2,6 +2,8 @@
 
 namespace Faker\Provider\pt_BR;
 
+require_once "check_digit.php";
+
 class Person extends \Faker\Provider\Person
 {
     protected static $maleNameFormats = array(
@@ -90,7 +92,7 @@ class Person extends \Faker\Provider\Person
 
     protected static $titleFemale = array('Sra.', 'Srta.', 'Dr.',);
 
-    private static $suffix = array('Filho', 'Neto', 'Sobrinho', 'Jr.');
+    protected static $suffix = array('Filho', 'Neto', 'Sobrinho', 'Jr.');
 
     /**
      * @example 'Jr.'
@@ -99,4 +101,33 @@ public static function suffix()
     {
         return static::randomElement(static::$suffix);
     }
+
+    /**
+     * A random CPF number.
+     * @link http://en.wikipedia.org/wiki/Cadastro_de_Pessoas_F%C3%ADsicas
+     * @param bool $formatted If the number should have dots/dashes or not.
+     * @return string
+     */
+    public function cpf($formatted = true)
+    {
+        $n = $this->generator->numerify('#########');
+        $n .= check_digit($n);
+        $n .= check_digit($n);
+
+        return $formatted? vsprintf('%d%d%d.%d%d%d.%d%d%d-%d%d', str_split($n)) : $n;
+    }
+
+    /**
+     * A random RG number, following Sao Paulo state's rules.
+     * @link http://pt.wikipedia.org/wiki/C%C3%A9dula_de_identidade
+     * @param bool $formatted If the number should have dots/dashes or not.
+     * @return string
+     */
+    public function rg($formatted = true)
+    {
+        $n = $this->generator->numerify('########');
+        $n .= check_digit($n);
+
+        return $formatted? vsprintf('%d%d.%d%d%d.%d%d%d-%s', str_split($n)) : $n;
+    }
 }
diff --git a/src/Faker/Provider/pt_BR/PhoneNumber.php b/src/Faker/Provider/pt_BR/PhoneNumber.php
index 30661d6b12..c66b0096a6 100644
--- a/src/Faker/Provider/pt_BR/PhoneNumber.php
+++ b/src/Faker/Provider/pt_BR/PhoneNumber.php
@@ -4,28 +4,139 @@
 
 class PhoneNumber extends \Faker\Provider\PhoneNumber
 {
-    protected static $formats = array(
-        '+## (##) #### - ####',
-        '+## (##) 9#### - ####',
-        '(##) #### - ####',
-        '(##) ##### - ####',
-        '+##(##) ####-####',
-        '+##(##) 9####-####',
-        '(##) ####-####',
-        '(##) 9####-####',
-        '+##(##) #### - ####',
-        '+##(##) 9#### - ####',
-        '(##)#### - ####',
-        '(##)##### - ####',
-        '+##(##)####-####',
-        '+##(##)9####-####',
-        '(##)####-####',
-        '(##)9####-####',
-        '#### - ####',
-        '9#### - ####',
-        '####-####',
-        '9####-####',
-        '## #### ####',
-        '## 9#### ####',
+
+    protected static $landlineFormats = array('2###-####', '3###-####');
+
+    protected static $cellphoneFormats = array('7###-####', '8###-####', '9###-####');
+
+    /**
+     * Extracted from http://portal.embratel.com.br/embratel/9-digito/ (point 11)
+     */
+    protected static $ninthDigitAreaCodes = array(
+        11, 12, 13, 14, 15, 16, 17, 18, 19,
+        21, 22, 24, 27, 28,
+        91, 92, 93, 94, 95, 96, 97, 98, 99,
+        //31, 32, 33, 34, 35, 37, 38, 71, 73, 74, 75, 77, 79, 81, 82, 83, 84, 85, 86, 87, 88, 89, //by dec/2015
+        //41, 42, 43, 44, 45, 46, 47, 48, 49, 51, 53, 54, 55, 61,62, 63, 64, 65, 66, 67, 68, 69 //by dec/2016
     );
+
+    /**
+     * Generates a 2-digit area code not composed by zeroes.
+     * @return string
+     */
+    public static function areaCode()
+    {
+        return static::randomDigitNotNull().static::randomDigitNotNull();
+    }
+
+    /**
+     * Generates a 8/9-digit cellphone number without formatting characters.
+     * @param bool $formatted [def: true] If it should return a formatted number or not.
+     * @param bool $ninth     [def: false] If the number should have a nine in the beginning or not.
+     *                        If the generated number begins with 7 this is ignored.
+     * @return string
+     */
+    public static function cellphone($formatted = true, $ninth = false)
+    {
+        $number = static::numerify(static::randomElement(static::$cellphoneFormats));
+
+        if ($ninth && $number[0] != 7) {
+            $number = "9$number";
+        }
+
+        if (!$formatted) {
+            $number = strtr($number, array('-' => ''));
+        }
+
+        return $number;
+    }
+
+    /**
+     * Generates an 8-digit landline number without formatting characters.
+     * @param bool $formatted [def: true] If it should return a formatted number or not.
+     * @return string
+     */
+    public static function landline($formatted = true)
+    {
+        $number = static::numerify(static::randomElement(static::$landlineFormats));
+
+        if (!$formatted) {
+            $number = strtr($number, array('-' => ''));
+        }
+
+        return $number;
+    }
+
+    /**
+     * Randomizes between cellphone and landline numbers.
+     * @param bool $formatted [def: true] If it should return a formatted number or not.
+     * @return mixed
+     */
+    public static function phone($formatted = true)
+    {
+        $options = static::randomElement(array(
+            array('cellphone', false),
+            array('cellphone', true),
+            array('landline', null),
+        ));
+
+        return call_user_func("static::{$options[0]}", $formatted, $options[1]);
+    }
+
+    /**
+     * Generates a complete phone number.
+     * @param string $type      [def: landline] One of "landline" or "cellphone". Defaults to "landline" on invalid values.
+     * @param bool   $formatted [def: true] If the number should be formatted or not.
+     * @return string
+     */
+    protected static function anyPhoneNumber($type, $formatted = true)
+    {
+        $area   = static::areaCode();
+        $number = ($type == 'cellphone')?
+            static::cellphone($formatted, in_array($area, static::$ninthDigitAreaCodes)) :
+            static::landline($formatted);
+
+        return $formatted? "($area) $number" : $area.$number;
+    }
+
+    /**
+     * Concatenates {@link areaCode} and {@link cellphone} into a national cellphone number. The ninth digit is
+     * derived from the area code.
+     * @param bool $formatted [def: true] If it should return a formatted number or not.
+     * @return string
+     */
+    public static function cellphoneNumber($formatted = true)
+    {
+        return static::anyPhoneNumber('cellphone', $formatted);
+    }
+
+    /**
+     * Concatenates {@link areaCode} and {@link landline} into a national landline number.
+     * @param bool $formatted [def: true] If it should return a formatted number or not.
+     * @return string
+     */
+    public static function landlineNumber($formatted = true)
+    {
+        return static::anyPhoneNumber('landline', $formatted);
+    }
+
+    /**
+     * Randomizes between complete cellphone and landline numbers.
+     * @return mixed
+     */
+    public static function phoneNumber()
+    {
+        $method = static::randomElement(array('cellphoneNumber', 'landlineNumber'));
+        return call_user_func("static::$method", true);
+    }
+
+    /**
+     * Randomizes between complete cellphone and landline numbers, cleared from formatting symbols.
+     * @return mixed
+     */
+    public static function phoneNumberCleared()
+    {
+        $method = static::randomElement(array('cellphoneNumber', 'landlineNumber'));
+        return call_user_func("static::$method", false);
+    }
 }
diff --git a/src/Faker/Provider/pt_BR/check_digit.php b/src/Faker/Provider/pt_BR/check_digit.php
new file mode 100644
index 0000000000..ab67db9dfa
--- /dev/null
+++ b/src/Faker/Provider/pt_BR/check_digit.php
@@ -0,0 +1,35 @@
+<?php
+
+namespace Faker\Provider\pt_BR;
+
+/**
+ * Calculates one MOD 11 check digit based on customary Brazilian algorithms.
+ * @link http://en.wikipedia.org/wiki/Check_digit
+ * @link http://pt.wikipedia.org/wiki/CNPJ#Algoritmo_de_Valida.C3.A7.C3.A3o
+ * @link http://en.wikipedia.org/wiki/Cadastro_de_Pessoas_F%C3%ADsicas#Validation
+ *
+ * @param string|integer $numbers Numbers on which generate the check digit
+ * @return integer
+ */
+function check_digit($numbers)
+{
+    $length = strlen($numbers);
+    $second_algorithm = $length >= 12;
+    $verifier = 0;
+
+    for ($i = 1; $i <= $length; $i++) {
+        if (!$second_algorithm) {
+            $multiplier = $i+1;
+        } else {
+            $multiplier = ($i >= 9)? $i-7 : $i+1;
+        }
+        $verifier += $numbers[$length-$i] * $multiplier;
+    }
+
+    $verifier = 11 - ($verifier % 11);
+    if ($verifier >= 10) {
+        $verifier = 0;
+    }
+
+    return $verifier;
+}
diff --git a/test/Faker/Provider/pt_BR/CompanyTest.php b/test/Faker/Provider/pt_BR/CompanyTest.php
new file mode 100644
index 0000000000..f59142bd25
--- /dev/null
+++ b/test/Faker/Provider/pt_BR/CompanyTest.php
@@ -0,0 +1,25 @@
+<?php
+
+namespace Faker\Test\Provider\pt_BR;
+
+use Faker\Generator;
+use Faker\Provider\pt_BR\Company;
+
+class CompanyTest extends \PHPUnit_Framework_TestCase
+{
+
+    public function setUp()
+    {
+        $faker = new Generator();
+        $faker->addProvider(new Company($faker));
+        $this->faker = $faker;
+    }
+
+    public function testCnpjFormatIsValid()
+    {
+        $cnpj = $this->faker->cnpj(false);
+        $this->assertRegExp('/\d{8}\d{4}\d{2}/', $cnpj);
+        $cnpj = $this->faker->cnpj(true);
+        $this->assertRegExp('/\d{2}\.\d{3}\.\d{3}\/\d{4}-\d{2}/', $cnpj);
+    }
+}
diff --git a/test/Faker/Provider/pt_BR/PersonTest.php b/test/Faker/Provider/pt_BR/PersonTest.php
new file mode 100644
index 0000000000..767c1887cd
--- /dev/null
+++ b/test/Faker/Provider/pt_BR/PersonTest.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace Faker\Test\Provider\pt_BR;
+
+use Faker\Generator;
+use Faker\Provider\pt_BR\Person;
+
+class PersonTest extends \PHPUnit_Framework_TestCase
+{
+
+    public function setUp()
+    {
+        $faker = new Generator();
+        $faker->addProvider(new Person($faker));
+        $this->faker = $faker;
+    }
+
+    public function testCpfFormatIsValid()
+    {
+        $cpf = $this->faker->cpf(false);
+        $this->assertRegExp('/\d{9}\d{2}/', $cpf);
+        $cpf = $this->faker->cpf(true);
+        $this->assertRegExp('/\d{3}\.\d{3}\.\d{3}-\d{2}/', $cpf);
+    }
+
+    public function testRgFormatIsValid()
+    {
+        $rg = $this->faker->rg(false);
+        $this->assertRegExp('/\d{8}\d/', $rg);
+        $rg = $this->faker->rg(true);
+        $this->assertRegExp('/\d{2}\.\d{3}\.\d{3}-[0-9X]/', $rg);
+    }
+}