diff --git a/django/contrib/localflavor/ca/ca_provinces.py b/django/contrib/localflavor/ca/ca_provinces.py
index 746716fd21..505d863f5e 100644
--- a/django/contrib/localflavor/ca/ca_provinces.py
+++ b/django/contrib/localflavor/ca/ca_provinces.py
@@ -8,13 +8,18 @@ Source: http://www.canada.gc.ca/othergov/prov_e.html
 This exists in this standalone file so that it's only imported into memory 
 when explicitly needed. 
 """ 
+import warnings
+warnings.warn(
+    'There have been recent changes to the CA localflavor. See the release notes for details',
+    RuntimeWarning
+)
 
 PROVINCE_CHOICES = ( 
     ('AB', 'Alberta'), 
     ('BC', 'British Columbia'), 
     ('MB', 'Manitoba'), 
     ('NB', 'New Brunswick'), 
-    ('NF', 'Newfoundland and Labrador'), 
+    ('NL', 'Newfoundland and Labrador'),
     ('NT', 'Northwest Territories'), 
     ('NS', 'Nova Scotia'), 
     ('NU', 'Nunavut'), 
@@ -22,7 +27,7 @@ PROVINCE_CHOICES = (
     ('PE', 'Prince Edward Island'), 
     ('QC', 'Quebec'), 
     ('SK', 'Saskatchewan'), 
-    ('YK', 'Yukon') 
+    ('YT', 'Yukon')
 )
 
 PROVINCES_NORMALIZED = {
@@ -35,9 +40,10 @@ PROVINCES_NORMALIZED = {
     'manitoba': 'MB',
     'nb': 'NB',
     'new brunswick': 'NB',
-    'nf': 'NF',
-    'newfoundland': 'NF',
-    'newfoundland and labrador': 'NF',
+    'nf': 'NL',
+    'nl': 'NL',
+    'newfoundland': 'NL',
+    'newfoundland and labrador': 'NL',
     'nt': 'NT',
     'northwest territories': 'NT',
     'ns': 'NS',
@@ -54,6 +60,8 @@ PROVINCES_NORMALIZED = {
     'quebec': 'QC',
     'sk': 'SK',
     'saskatchewan': 'SK',
-    'yk': 'YK',
-    'yukon': 'YK',
+    'yk': 'YT',
+    'yt': 'YT',
+    'yukon': 'YT',
+    'yukon territory': 'YT',
 }
\ No newline at end of file
diff --git a/docs/releases/1.3.txt b/docs/releases/1.3.txt
index 7d4dfaca64..8a9a209897 100644
--- a/docs/releases/1.3.txt
+++ b/docs/releases/1.3.txt
@@ -475,6 +475,11 @@ local flavors:
       has been removed from the province list in favor of the new
       official designation "Aceh (ACE)".
 
+    * Canada (ca) -- The province "Newfoundland and Labrador" has
+      had its province code updated to "NL", rather than the
+      older "NF". In addition, the Yukon Territory has had its
+      province code corrected to "YT", instead of "YK".
+
 FormSet updates
 ~~~~~~~~~~~~~~~
 
diff --git a/tests/regressiontests/forms/localflavor/ca.py b/tests/regressiontests/forms/localflavor/ca.py
index 575f41c8be..bd31a5ce46 100644
--- a/tests/regressiontests/forms/localflavor/ca.py
+++ b/tests/regressiontests/forms/localflavor/ca.py
@@ -1,3 +1,5 @@
+import warnings
+
 from django.contrib.localflavor.ca.forms import (CAPostalCodeField,
         CAPhoneNumberField, CAProvinceField, CAProvinceSelect,
         CASocialInsuranceNumberField)
@@ -6,6 +8,17 @@ from utils import LocalFlavorTestCase
 
 
 class CALocalFlavorTests(LocalFlavorTestCase):
+    def setUp(self):
+        self.save_warnings_state()
+        warnings.filterwarnings(
+            "ignore",
+            category=RuntimeWarning,
+            module='django.contrib.localflavor.ca.ca_provinces'
+        )
+
+    def tearDown(self):
+        self.restore_warnings_state()
+
     def test_CAProvinceSelect(self):
         f = CAProvinceSelect()
         out = u'''<select name="province">
@@ -13,7 +26,7 @@ class CALocalFlavorTests(LocalFlavorTestCase):
 <option value="BC">British Columbia</option>
 <option value="MB">Manitoba</option>
 <option value="NB">New Brunswick</option>
-<option value="NF">Newfoundland and Labrador</option>
+<option value="NL">Newfoundland and Labrador</option>
 <option value="NT">Northwest Territories</option>
 <option value="NS">Nova Scotia</option>
 <option value="NU">Nunavut</option>
@@ -21,7 +34,7 @@ class CALocalFlavorTests(LocalFlavorTestCase):
 <option value="PE">Prince Edward Island</option>
 <option value="QC">Quebec</option>
 <option value="SK">Saskatchewan</option>
-<option value="YK">Yukon</option>
+<option value="YT">Yukon</option>
 </select>'''
         self.assertEqual(f.render('province', 'AB'), out)