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Shipping & Carrier Help Center: UPS, FedEx, USPS, Amazon, and More

May 27, 2026
Shipping & Carrier Help Center: UPS, FedEx, USPS, Amazon, and More

Whether you're trying to change your UPS delivery address, file a FedEx claim, decode a USPS shipping code, or figure out which carrier holidays are coming up, we've answered the question. This is the index of every procedural guide we've published, organized by carrier. Start with the section for your carrier and use Cmd+F to find the specific question you're trying to answer.

UPS Guides (101 articles)

Address changes, Worldship configuration, claims, tracking codes, billing center login, surcharges, and everything else UPS shippers run into.

FedEx Guides (111 articles)

Ship Manager setup, door tag interpretation, multi-piece shipping, signature requirements, holiday closures, and the procedural details that matter on the FedEx side.

Amazon Guides (14 articles)

Holiday closures, return logistics, sub-same-day, package routing, Amazon Logistics specifics — the answers shippers and recipients need.

USPS Guides (10 articles)

Priority Mail rates, flat rate quirks, form 1000, mailing rates, and the procedural questions USPS users ask most often.

DHL Guides (3 articles)

International shipping guides, rates, and DHL-specific procedural questions.

Sendle Guides (1 articles)

Drop-off locations, dimensional weight, and Sendle-specific shipping logistics.

Shipping software Guides (1 articles)

Pirate Ship, Stamps.com, ShipStation, Shippo, and the standalone tools shippers use alongside the major carriers.

3PL & warehouse Guides (1 articles)

Third-party logistics, fulfillment, and warehouse operational procedures.

Other Guides (16 articles)

Carrier-agnostic procedural shipping topics and adjacent shipping resources.

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About the Author

Anthony Robinson is the CEO of ShipScience, a pioneering company dedicated to helping e-commerce leaders optimize their shipping decisions, reduce costs, and automate tedious shipping processes. With a Bachelor of Science in Economics from Stanford University, Anthony brings over two decades of...
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