/ Thesaurus / S Synonyms of service bureau Find synonyms for: Noun1. service agency, service bureau, service firm, agencyusage: a business that makes its facilities available to others for a fee; achieves economy of scaleWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: denizen Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language