diff --git a/tailbone/views/people.py b/tailbone/views/people.py
index c0d0c86f..0a471f46 100644
--- a/tailbone/views/people.py
+++ b/tailbone/views/people.py
@@ -112,6 +112,7 @@ class PersonView(MasterView):
 
     def configure_grid(self, g):
         super(PersonView, self).configure_grid(g)
+        model = self.model
 
         g.joiners['email'] = lambda q: q.outerjoin(model.PersonEmailAddress, sa.and_(
             model.PersonEmailAddress.parent_uuid == model.Person.uuid,
@@ -124,8 +125,17 @@ class PersonView(MasterView):
         g.set_filter('phone', model.PersonPhoneNumber.number,
                      factory=grids.filters.AlchemyPhoneNumberFilter)
 
-        g.joiners['customer_id'] = lambda q: q.outerjoin(model.CustomerPerson).outerjoin(model.Customer)
-        g.filters['customer_id'] = g.make_filter('customer_id', model.Customer.id)
+        Customer_ID = orm.aliased(model.Customer)
+        CustomerPerson_ID = orm.aliased(model.CustomerPerson)
+
+        Customer_Number = orm.aliased(model.Customer)
+        CustomerPerson_Number = orm.aliased(model.CustomerPerson)
+
+        g.joiners['customer_id'] = lambda q: q.outerjoin(CustomerPerson_ID).outerjoin(Customer_ID)
+        g.filters['customer_id'] = g.make_filter('customer_id', Customer_ID.id)
+
+        g.joiners['customer_number'] = lambda q: q.outerjoin(CustomerPerson_Number).outerjoin(Customer_Number)
+        g.filters['customer_number'] = g.make_filter('customer_number', Customer_Number.number)
 
         g.filters['first_name'].default_active = True
         g.filters['first_name'].default_verb = 'contains'