Sent_en: 2id During rush hours, the 9 is a skip-stop supplement to the 1, running the same route but skipping some stops in Upper Manhattan and the Bronx.
Sent_yy: Selama jam sibuk, 9 adalah layanan tambahan berhenti dan lewat ke 1, berjalan di rute yang sama tapi melewatkan beberapa perhentian di Upper Manhattan dan Bronx.