КодСтранаРегионГородОператорДобавлено
+1 641 СШАIA Iowa: Mason City, Marshalltown, Creston, Ottumwa2013-08-22
+1 641 СШАMason City, IA2013-10-18
+1 641 775СШАButlerBristow, IARockwell Cooperative Telephone Association, Landline2013-10-18