diff --git a/app/models/form/lettings/pages/address.rb b/app/models/form/lettings/pages/address.rb
index 3f9c81cac..389ce172a 100644
--- a/app/models/form/lettings/pages/address.rb
+++ b/app/models/form/lettings/pages/address.rb
@@ -16,9 +16,8 @@ class Form::Lettings::Pages::Address < ::Form::Page
   end
 
   def routed_to?(log, _current_user = nil)
-    return true if log.uprn_known.nil?
     return false if log.is_supported_housing?
 
-    log.uprn_known.zero? || log.uprn_confirmed&.zero?
+    log.uprn_known.nil? || log.uprn_known.zero? || log.uprn_confirmed&.zero?
   end
 end
diff --git a/app/models/form/sales/pages/address.rb b/app/models/form/sales/pages/address.rb
index c6c9b2f5c..134dcdccc 100644
--- a/app/models/form/sales/pages/address.rb
+++ b/app/models/form/sales/pages/address.rb
@@ -16,8 +16,6 @@ class Form::Sales::Pages::Address < ::Form::Page
   end
 
   def routed_to?(log, _current_user = nil)
-    return true if log.uprn_known.nil?
-
-    log.uprn_known.zero? || log.uprn_confirmed&.zero?
+    log.uprn_known.nil? || log.uprn_known.zero? || log.uprn_confirmed&.zero?
   end
 end