what is the civil service test for the postal service?
473 / 473 E Postal Exam | Post Office Exam | USPS Exam. The Postal Service recruits through their eCareer online recruiting service. All Post Office job vacancies are listed on their service. Entrance tests including the 473 / 473E Postal Exam are still required for most jobs; however, you now apply online for post office job vacancies and complete an initial assessment when you apply.