Index: django/db/models/fields/__init__.py
===================================================================
--- django/db/models/fields/__init__.py	(revision 8731)
+++ django/db/models/fields/__init__.py	(working copy)
@@ -725,16 +725,6 @@
         defaults.update(kwargs)
         return super(NullBooleanField, self).formfield(**defaults)
 
-class PhoneNumberField(Field):
-    def get_internal_type(self):
-        return "PhoneNumberField"
-
-    def formfield(self, **kwargs):
-        from django.contrib.localflavor.us.forms import USPhoneNumberField
-        defaults = {'form_class': USPhoneNumberField}
-        defaults.update(kwargs)
-        return super(PhoneNumberField, self).formfield(**defaults)
-
 class PositiveIntegerField(IntegerField):
     def get_internal_type(self):
         return "PositiveIntegerField"
Index: django/contrib/localflavor/us/models.py
===================================================================
--- django/contrib/localflavor/us/models.py	(revision 0)
+++ django/contrib/localflavor/us/models.py	(revision 0)
@@ -0,0 +1,11 @@
+from django.db.models.fields import Field
+
+class PhoneNumberField(Field):
+    def get_internal_type(self):
+        return "PhoneNumberField"
+
+    def formfield(self, **kwargs):
+        from django.contrib.localflavor.us.forms import USPhoneNumberField
+        defaults = {'form_class': USPhoneNumberField}
+        defaults.update(kwargs)
+        return super(PhoneNumberField, self).formfield(**defaults)
Index: tests/modeltests/model_forms/models.py
===================================================================
--- tests/modeltests/model_forms/models.py	(revision 8731)
+++ tests/modeltests/model_forms/models.py	(working copy)
@@ -70,7 +70,8 @@
     pass
 
 class PhoneNumber(models.Model):
-    phone = models.PhoneNumberField()
+    from django.contrib.localflavor.us.models import PhoneNumberField
+    phone = PhoneNumberField()
     description = models.CharField(max_length=20)
 
     def __unicode__(self):
Index: tests/regressiontests/serializers_regress/models.py
===================================================================
--- tests/regressiontests/serializers_regress/models.py	(revision 8731)
+++ tests/regressiontests/serializers_regress/models.py	(working copy)
@@ -8,6 +8,7 @@
 from django.db import models
 from django.contrib.contenttypes import generic
 from django.contrib.contenttypes.models import ContentType
+from django.contrib.localflavor.us.models import PhoneNumberField
 
 # The following classes are for testing basic data
 # marshalling, including NULL values.
@@ -52,7 +53,7 @@
     data = models.NullBooleanField(null=True)
 
 class PhoneData(models.Model):
-    data = models.PhoneNumberField(null=True)
+    data = PhoneNumberField(null=True)
 
 class PositiveIntegerData(models.Model):
     data = models.PositiveIntegerField(null=True)
@@ -188,7 +189,7 @@
 #     data = models.NullBooleanField(primary_key=True)
 
 class PhonePKData(models.Model):
-    data = models.PhoneNumberField(primary_key=True)
+    data = PhoneNumberField(primary_key=True)
 
 class PositiveIntegerPKData(models.Model):
     data = models.PositiveIntegerField(primary_key=True)
@@ -251,4 +252,4 @@
 class ExplicitInheritBaseModel(BaseModel):
     parent = models.OneToOneField(BaseModel)
     child_data = models.IntegerField()