diff --git a/lib_afc_mosaic/universe_map_file.py b/lib_afc_mosaic/universe_map_file.py
index ee3f384..6373bd0 100644
--- a/lib_afc_mosaic/universe_map_file.py
+++ b/lib_afc_mosaic/universe_map_file.py
@@ -347,6 +347,7 @@ class AFCMUniverseMapFile:
 
             amplify_rows.append(new_row)
             self.final_rows.append(new_row)
+            self.running_phone_numbers[formatted_number] = True
 
         processing_time = time.time() - processing_time_start