Index: django/contrib/localflavor/ca/ca_provinces.py
===================================================================
--- django/contrib/localflavor/ca/ca_provinces.py	(revision 6671)
+++ django/contrib/localflavor/ca/ca_provinces.py	(working copy)
@@ -33,6 +33,8 @@
     'british columbia': 'BC',
     'mb': 'MB',
     'manitoba': 'MB',
+    'nb': 'NB',
+    'new brunswick': 'NB',
     'nf': 'NF',
     'newfoundland': 'NF',
     'newfoundland and labrador': 'NF',
Index: tests/regressiontests/forms/localflavor/ca.py
===================================================================
--- tests/regressiontests/forms/localflavor/ca.py	(revision 6671)
+++ tests/regressiontests/forms/localflavor/ca.py	(working copy)
@@ -147,6 +147,10 @@
 u'NS'
 >>> f.clean('  manitoba ')
 u'MB'
+>>> f.clean(' new brunswick ')
+u'NB'
+>>> f.clean('NB')
+u'NB'
 >>> f.clean('T2S 2H7')
 Traceback (most recent call last):
 ...