Mail Class Definitions
Mail Classification and Standards
The cost of mailing varies with each classification.
First Class Mail
Postcards, letters large envelopes and small packages can be sent using First Class Mail. This service is typically used for business and personal correspondence and bills.
All outgoing mail received by the University Post Office will be designated as First Class mail unless marked otherwise. Envelopes must be neatly stuffed; protruding materials will jam the postage machine and cause a delay in processing outgoing mail. Mail sent to the University Post Office with protruding materials will be sent back to the proper department to be corrected.
Priority mail is First Class mail weighing more than 13 ounces. Priority mail rates are used when 2 to 3 day service is desired. The maximum weight is 70 lbs. and the maximum size is 108" in length and girth combined.
Mail under 13 ounces can be mailed as Priority Mail, but there is an additional fee for this service. Flat Rate envelopes and boxes are also available at no cost.
The following items are examples of Standard Mail:
- Packages or Parcels
The standards for size and surcharge assessment for single piece Fourth Class matter weighing one ounce or less is the same as for First Class.
Fourth Class (special standard mail or library rate)
The following items are examples of Fourth Class Mail:
- Sound Recordings
- Library Materials
- Bound Printed Matter
- Printed Matter
- Product Samples
Each piece of Fourth Class matter must not exceed 70 lbs. in weight and a maximum size of 108" in length and girth combined.
Standard A & B (Bulk Mail)
Departments planning to send mail using standard A or B bulk permit need to contact Campus Printing at 82970.