Is ARPA a valid Scrabble word?
YES — ARPA is a valid Scrabble word 6 points
Scrabble® and Words With Friends® points for ARPA
ARPA is a valid Scrabble US/CAN word worth 6 points:
A1R1P3A1
ARPA is valid in Scrabble UK (World) —
A1R1P3A1
ARPA is not valid in Words With Friends.