But the farther away the zone is, the more unpredictable variables the mail will confront.įrom its starting point to its destination, mail rarely goes in one trip. USPS pledges to have all Priority Flat Rate mail delivered within the 1 – 3 day time frame, regardless of what zone the mail’s destination is in. These range from a ‘zone 1’ (local) to a ‘zone 9’ (far away). The majority of mail pieces sent through Priority Flat Rate shipping will arrive at their destination within this time frame, but some may not.įrom the starting point and ending point – where the mail is sent and where its destination is – are shipping zones. All flat rate shipping will be processed as USPS Priority Mail.ġ – 3 days is the estimated delivery date. Packages going to certain places (including Alaska, Hawaii, and offshore destinations), or containing hazardous materials or live animals may receive slower service.Flat Rate shipping typically takes one to three days to arrive at the destination – excluding Sundays or certain holidays. In most cases, the expected delivery date that is printed on your receipt or provided at checkout will reflect a delivery time of 1, 2, or 3 days based on origin, destination, and Post Office ™ acceptance time. For additional information, visit the Postage Calculator. Scheduled delivery date and time depends on origin, destination, and Post Office ™ acceptance time. See the International Mail Manual for availability and limitations of coverage.

Purchased insurance replaces ordinary indemnity coverage. Not available with Flat Rate envelopes and small Flat Rate boxes or when shipping to certain destinations.

For details regarding claim exclusions, see Sections 609.4.3 (Non-payable Claims), 609 (Filing Indemnity Claims for Loss or Damage), and 503.4 (Insured Mail) of the Domestic Mail Manual. Available only with certain products and to certain domestic destinations. For details on free Package Pickup, go to Schedule a Pickup.

Flat-rate shipping