diff --git a/includes/class-wc-validation.php b/includes/class-wc-validation.php
index 0fbca96ef2b..491a5f7633b 100644
--- a/includes/class-wc-validation.php
+++ b/includes/class-wc-validation.php
@@ -70,6 +70,10 @@ class WC_Validation {
 			case 'US' :
 				$valid = (bool) preg_match( '/^([0-9]{5})(-[0-9]{4})?$/i', $postcode );
 				break;
+            case 'CA' :
+                // CA Postal codes cannot contain D,F,I,O,Q,U and cannot start with W or Z. https://en.wikipedia.org/wiki/Postal_codes_in_Canada#Number_of_possible_postal_codes
+				$valid = (bool) preg_match( '/^([ABCEGHJKLMNPRSTVXY]\d[ABCEGHJKLMNPRSTVWXYZ])([\ ])?(\d[ABCEGHJKLMNPRSTVWXYZ]\d)$/i', $postcode );
+				break;
 
 			default :
 				$valid = true;
diff --git a/tests/unit-tests/util/validation.php b/tests/unit-tests/util/validation.php
index ae9518dbcb6..4ca3ccb14bb 100644
--- a/tests/unit-tests/util/validation.php
+++ b/tests/unit-tests/util/validation.php
@@ -82,8 +82,18 @@ class Validation extends \WC_Unit_Test_Case {
 			array( false, \WC_Validation::is_postcode( '99999 999', 'BR' ) ),
 			array( false, \WC_Validation::is_postcode( '99999-ABC', 'BR' ) )
 		);
+        
+        $ca = array(
+            array( true, \WC_Validation::is_postcode( 'A9A 9A9', 'CA' ) ),
+			array( true, \WC_Validation::is_postcode( 'A9A9A9', 'CA' ) ),
+            array( true, \WC_Validation::is_postcode( 'a9a9a9', 'CA' ) ),
+			array( false, \WC_Validation::is_postcode( 'D0A 9A9', 'CA' ) ),
+            array( false, \WC_Validation::is_postcode( '99999', 'CA' ) ),
+            array( false, \WC_Validation::is_postcode( 'ABC999', 'CA' ) ),
+			array( false, \WC_Validation::is_postcode( '0A0A0A', 'CA' ) )
+        );
 
-		return array_merge( $generic, $gb, $us, $ch, $br );
+		return array_merge( $generic, $gb, $us, $ch, $br, $ca );
 	}
 
 	/**