КодСтранаРегионГородОператорДобавлено
+1 623 СШАAZ Arizona: West Phoenix (see 520; also Phoenix spli2013-08-22
+1 623 СШАPhoenix, AZ2013-10-18
+1 623 215СШАMaricopaPhoenix, AZMcleodusa Telecommunications Services- Az, Landline2013-10-18