Jetstream 61 From United States of America, joined Jan 2000, 69 posts, RR: 0 Posted (13 years 5 months 2 weeks 20 hours ago) and read 612 times:
The answer is infact USAirways Express. It operates everything from the Shorts 360 and 330 to its most known Dash 8. USAir Express even operates the Metro and the very rare FH-227. United Express ranks second. Mesaba only operates Saab 340s and a few Dash 8s.