First-class mail is used for postcards, letters, large envelopes and small packages. First-class mail must weigh 13 ounces or less. USPS first-class delivery is given priority over standard mail. Any hand addressed envelope or certified return receipt letter is considered first-class mail. First-class mail must be metered or stamped at the first-class rate. If you are not sure you have a first-class item, just ask us!
- Matter wholly or partially handwritten or type-written (including identical copies prepared by automatic type writer), originals or carbons, invoices, (except when accompanying the matter to which they are related), postal cards, post cards.
- Matter sealed and closed against postal inspection.
- Bills and statements of account, regardless of method of preparation or quantity of identical pieces mailed, except authorized enclosures in or attachments to Periodical or Standard mail.
- Price lists with written-in figures changing items or prices.
- Any business reply mail.
- Any certified and registered mail.
- Blank printed forms filled out in writing, including cancelled or uncancelled checks.
- A computer printout may or may not be First Class matter. It depends on the content. Contact Mail Services for additional information.
- If you are not sure if it is First Class, ask us!
All First Class Mail exceeding 13 ounces and not exceeding 70 pounds is considered priority mail and, at the option of the mailer, any mail weighing 13 ounces or less. There is no minimum weight limitation. There is a flat rate up to 1 pound. Priority Mail service carries no guarantee and is advertized by the USPS as a 2-day delivery service.
The following items qualify as Standard Mail aka Bulk Mail:
Each piece of Standard Mail must be less than 16 ounces. Anything heavier must be mailed as Parcel Post or Priority Mail.
The specification for size and surcharge for single piece Standard Mail weighing one ounce or less are the same as for First Class.
Package Services / Parcel Post
The following are considered Parcel Post:
Bound Printed Matter
Each item must not exceed 70 pounds in weight and a maximum size of 108″ in length and girth combined.