We switched to a different long-distance 'carrier' to save money on our phone bill.
The equipment comes with its own 'carrier'. [='carrying case']
The airline is the nation's largest 'carrier'.
(..) I can't support this, not at the risk... ...of leaving us militarily exposed. Come on, you know those bases are for show now. We could launch a drone off of any carrier in the gulf... Excuse me, miss. Sir, you can't leave that there. Hey, buddy! Twenty-four, I'm in the rotunda. (..)2013 White House Down