Synonyms:
- autobus,
- bus,
- cab,
- carrier,
- carrier pigeon,
- chartered bus,
- diligence,
- double-decker,
- hack,
- hired car,
- homer,
- homing pigeon,
- jitney,
- mail car,
- mail packet,
- mail train,
- mail truck,
- mailer,
- mailplane,
- motor coach,
- motorbus,
- omnibus,
- packet boat,
- pigeon post,
- post boat,
- post car,
- post coach,
- post-horse,
- post-office car,
- poster,
- railway mail car,
- stage,
- stagecoach,
- taxi,
- taxicab