Mail Clerks and Mail Machine Operators, Except Postal Service

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About the Job

Prepare incoming and outgoing mail for distribution. Use hand or mail handling machines to 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.

It is also Called

  • Wrong Address Clerk
  • Wing Mailer Machine Operator
  • Tube Station Attendant
  • Tube Operator
  • Trust Mail Clerk
  • Slot Tag Inserter
  • Sealing and Canceling Machine Operator
  • Registered Mail Clerk
  • Radio Message Router
  • Postal Clerk
View All

What They Do

  • Fold letters or circulars and insert them in envelopes.
  • Use equipment, such as forklifts and automated trains, to move containers of mail.
  • Add ink, fill paste reservoirs, and change machine ribbons when necessary.
  • Stamp dates and times of receipt of incoming mail.
  • Insert material for printing or addressing into loading racks on machines, select type or die sizes, and position plates, stencils, or tapes in machine magazines.
  • Start machines that automatically feed plates, stencils, or tapes through mechanisms, and observe machine operations to detect any malfunctions.
  • Sell mail products, and accept payment for products and mailing charges.
  • Read production orders to determine types and sizes of items scheduled for printing and mailing.
  • Adjust guides, rollers, loose card inserters, weighing machines, and tying arms, using rules and hand tools.
  • Mail merchandise samples or promotional literature in response to requests.


People who work in this occupation generally have the interest code: CR.

This means people who work in this occupation generally have Conventional interests, but also prefer Realistic environments.

Work Values

People who work in this occupation generally prize Support, but also value Relationships and Working Conditions in their jobs.

Things They Need to Know

  • Customer and Personal Service - Knowledge of principles and processes for providing customer and personal services. This includes customer needs assessment, meeting quality standards for services, and evaluation of customer satisfaction.
  • English Language - Knowledge of the structure and content of the English language including the meaning and spelling of words, rules of composition, and grammar.
  • Mathematics - Knowledge of arithmetic, algebra, geometry, calculus, statistics, and their applications.
  • Law and Government - Knowledge of laws, legal codes, court procedures, precedents, government regulations, executive orders, agency rules, and the democratic political process.
  • Education and Training - Knowledge of principles and methods for curriculum and training design, teaching and instruction for individuals and groups, and the measurement of training effects.

Things They Need to Be Able to Do

  • Critical Thinking - Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems.
  • Time Management - Managing one's own time and the time of others.
  • Speaking - Talking to others to convey information effectively.
  • Reading Comprehension - Understanding written sentences and paragraphs in work related documents.
  • Monitoring - Monitoring/Assessing performance of yourself, other individuals, or organizations to make improvements or take corrective action.
  • Writing - Communicating effectively in writing as appropriate for the needs of the audience.
  • Coordination - Adjusting actions in relation to others' actions.

Education Required

These occupations usually require a high school diploma.


In 2017, the average annual wage in Pennsylvania was $30,600 with most people making between $18,500 and $46,210


avg. annual growth

During 2014, this occupation employed approximately 6,340 people in Pennsylvania. It is projected that there will be 5,040 employed in 2024.

This occupation will have about 0 openings due to growth and about 130 replacement openings for approximately 130 total annual openings.

Pennsylvania Department of Education