Career & application guide

Mail Clerks and Mail Machine Operators, Except Postal Service

Get to know the work, the skills that matter, and how to prepare your next application.

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What do mail clerks and mail machine operators, except postal service do?

Prepare incoming and outgoing mail for distribution. Time-stamp, open, read, sort, and route incoming mail; and address, seal, stamp, fold, stuff, and affix postage to outgoing mail or packages. Duties may also include keeping necessary records and completed forms.

This describes a U.S. occupation, not a live vacancy. Individual employers may use different titles and requirements.

Job titles to recognize in your search

O*NET reports these titles for this occupation. Compare the responsibilities in each posting before treating titles as equivalent.

  • Insert Operator
  • Inserter Operator
  • Mail Clerk
  • Mail Handler
  • Mail Machine Operator
  • Mail Processor
  • Mail Sorter
  • Mailing Equipment Operator

Core tasks to compare with a job posting

  • Lift and unload containers of mail or parcels onto equipment for transportation to sortation stations.
  • Verify that items are addressed correctly, marked with the proper postage, and in suitable condition for processing.
  • Clear jams in sortation equipment.
  • Place incoming or outgoing letters or packages into sacks or bins based on destination or type, and place identifying tags on sacks or bins.
  • Release packages or letters to customers upon presentation of written notices or other identification.
  • Remove containers of sorted mail or parcels and transfer them to designated areas according to established procedures.
  • Determine manner in which mail is to be sent, and prepare it for delivery to mailing facilities.
  • Sort and route incoming mail, and collect outgoing mail, using carts as necessary.
  • Weigh packages or letters to determine postage needed, using weighing scales and rate charts.
  • Fold letters or circulars and insert them in envelopes.

Prepare an application for this occupation

  1. Check the employer’s requirements, location, schedule and any licenses against your situation.
  2. Choose two or three tasks above that match the posting and your actual experience.
  3. Build a resume evidence worksheet using the skills and software relevant to that employer.
  4. Practice explaining your contribution, decisions and results before an interview.

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Start with mail clerks and mail machine operators, except postal service as your target. You can change your role in the quiz and tell us your location and work preferences.

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