I've been to Negril a lot, and here are some of my fav cabbies:

1, Shayne, 876 572 3599 -- Young, energetic, red plate, always smiling and fun

2, Chunkey, 876 354 5030 -- 30-year vet, excellent skills, knows EVERYONE

3, Tony, 876 700 1187 -- Van-style cab, hangs at Seastar Inn, very dependable