This page covers outbound packages you asked USPS to collect from your address, not collecting an inbound package that is waiting for you at a Post Office.
A USPS pickup fails in one of two ways. Either the request never went through or never confirmed, or it went through and the letter carrier did not take the packages. USPS tells you which one happened, and usually why, through the confirmation it sends after every pickup attempt. Start there, then work through the causes below.
Start with the confirmation notice, which says why
After a pickup, USPS sends a confirmation email, or if you gave no email address the letter carrier leaves a pickup confirmation notice at the pickup location, and if the mailpiece was not collected, the notice will detail why. So the first two checks are your inbox, including spam, and the spot where you left the packages.
If neither turns up a confirmation, USPS says to contact your local Post Office if you do not receive a pickup confirmation. The local office handles questions about Package Pickup and Pickup on Demand requests, including confirmation notices that never arrived. Have your confirmation number ready if the request got that far.
No confirmation number at all means the request itself did not go through. That is the next section.
The request would not go through, or was never confirmed
Most failed requests trace to one of these published rules. Check them before you retry.
- Your address may not be eligible. USPS states that not all addresses are eligible for Package Pickup. For scheduled Pickup on Demand specifically, DMM 507.7.3.1 limits the service to Post Offices with city delivery, and to other Post Offices where your address is within that office's servicing area. If the tool rejects your address outright, this is the likely reason, and the fix is a drop-off rather than another attempt.
- You requested after the cutoff, so the tool moved you to a later date. You can schedule, edit or cancel a free Package Pickup Monday through Saturday until 2:00 a.m. Central Time on the day of the pickup, and a Pickup on Demand until 5:00 a.m. local time. If you sent the request after 2:00 a.m. Central Time, it was never on today's list. A tool that offers tomorrow when you wanted today is behaving as designed.
- You requested on a weekend or holiday. USPS accepts the request, but the pickup occurs on the next scheduled delivery day. A Saturday afternoon request is accepted for Monday, unless Monday is a postal holiday.
- The address came back looking different from what you typed. USPS compares entered addresses to its current database and arranges them in a standard format. That is not an error and does not affect the pickup.
- A pickup already exists for that date. If you already have a request on file, edit it rather than creating a second one. USPS documents the path as Schedule a Pickup, then Modify an Existing Pickup, using your confirmation number plus your email address or phone number. One exception: if the package count or weight changes on the same day as the pickup, USPS says to call your local Post Office rather than edit online.
The live scheduling tool is usps.com/pickup. If you were working from an old bookmark, use that address.
The pickup was booked and the carrier did not take the packages
Check these against the packages still on your porch, in order.
- Stamped postage over the limit. This one is easy to miss because the package looks ready. Under DMM 507.7.2.2, a mailpiece bearing only postage stamps as payment that weighs more than 10 ounces, or measures more than one half inch thick, cannot be picked up by a letter carrier and must be presented at a retail counter at a Post Office. A printed Click-N-Ship, PC Postage or meter label is not affected by this rule. USPS lists postage stamps, meter imprints, PC Postage, online Click-N-Ship labels, prepaid Priority Mail Flat Rate envelopes and prepaid Returns items as valid prepayment, with the stamp option limited to items at 10 ounces and one half inch or under.
- The packages were not reachable, or the carrier judged the stop unsafe. USPS states that letter carriers may use their discretion when picking up packages, and that hazards such as snow, ice, obstructed pathways and dogs may prevent collection. Residents of multi-story buildings are asked to bring packages to a ground-level, secured location. For Pickup on Demand specifically, DMM 507.7.2.5 says USPS may suspend or refuse the service in exceptional or unsafe situations, and gives hazardous weather or road conditions, facility emergencies, unforeseen employee or vehicle shortages, and unsafe or inadequate mailer facilities as examples.
- The service was not eligible for pickup. Carriers pick up Priority Mail Express, Priority Mail, USPS Ground Advantage, Returns, and the international Priority Mail Express International, Priority Mail International and First-Class Package International Service. Other classes, such as First-Class Mail, can ride along only when combined with one of those. International packages qualify only when the label, customs form and postage were completed online. A handwritten customs form has to go to a retail counter.
- The item exceeded the physical limits. Individual items cannot exceed 70 pounds or 130 inches in total length and girth. Package count is not a limit. DMM 507.7.2.4 states there is no limit on the number of pieces, and that USPS may defer the pickup or make multiple pickups at no additional charge when the volume exceeds vehicle capacity. "Too many packages" is not a reason a pickup fails.
- It reached the carrier's list and was missed on the route. If none of the above applies and no notice was left, the failure is local. This is the one case where calling the Post Office is the right first move rather than the last, because that office holds the request, the route and the carrier assignment.
One more caveat that catches sellers. If you need the Priority Mail Express guarantee for a specific mailing, USPS says the item must be presented to an acceptance employee at a Post Office, and you have to contact your local Post Office for guarantee details on items handed to a carrier. A carrier-collected Express item is not automatically covered.
What to do today
Rebook for the next delivery day, or drop the packages off. Booking, editing and cancelling, plus the free-versus-paid comparison, are covered step by step in how to schedule a pickup with USPS. For a drop-off, a Post Office retail counter takes everything on the list above, including the stamped items a carrier cannot collect.
Being home for the rebooked pickup is optional. USPS does not require you to be present, as long as you are shipping postage-paid items within the United States that have been properly prepared and left in a safe location. If a hazard or an unreachable location was the cause last time, change the pickup location on the new request.
If it keeps happening
Pickup on Demand buys a two-hour window on a chosen date instead of a whole-day promise. Under DMM 507.7.2.6, a same-day request must be made before 5:00 a.m. local time on the requested day. The fee is $26.50 per pickup in the Notice 123 Price List effective July 12, 2026, and DMM 507.7.1.2 charges it for each trip, regardless of the number of pieces or the mix of mail classes.
Before paying it, read DMM 507.7.1.3, which lists when the fee is not charged:
- a scheduled Pickup on Demand that you cancel under the cancellation requirements;
- a package pickup that happens as part of a regularly scheduled delivery or collection stop;
- a Pickup on Demand where the item bears a USPS Returns service label indicating the permit holder pays; and
- a minimum of seven eligible pieces from a customer with an authorized signed agreement, PS Form 5543, with the local Post Office, signed in advance of the request.
The last one matters for a seller shipping daily. Seven eligible pieces and a signed form on file with your local office turn the paid window into a free one.
Once re-driving boxes to the Post Office has become a weekly routine, the pickup is no longer the problem worth solving. If Simpl's ecommerce fulfillment service handles your orders instead, postage is included in the flat per-order rate, and orders received before 12pm CT ship the same day by UPS, USPS, or FedEx. Rates are on the pricing page.