Yes, DELIVERIES is a Scrabble word!

Letter values in Scrabble US: D 2, E 1, L 1, I 1, V 4, E 1, R 1, I 1, E 1, S 1.

Is it a valid word?

DELIVERIES is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

the act of delivering or distributing something (as goods or mail)
the event of giving birth
your characteristic style or manner of expressing yourself orally
the voluntary transfer of something (title or possession) from one party to another
(baseball) the act of throwing a baseball by a pitcher to a batter
recovery or preservation from loss or danger
the act of delivering a child

Also: manner of speaking, legal transfer, obstetrical delivery.