Shipping Guides & Tracking Tips

See the discount paths that still work in 2026 across USPS, UPS, FedEx, and DHL, and which savings are account-based versus one-off promo offers.

USPS bans some items outright — marijuana, gasoline, explosives — and restricts others with conditions. Lithium batteries, liquids, aerosols, and firearms each have specific rules. Publication 52 is the authoritative source.

Quick answers to the most common USPS questions — tracking status meanings, delivery windows, missing packages, service selection, and customer support contacts.

USPS targets 5 PM — in practice, carriers run to 8 PM on regular days and 9 PM during peak season. Priority Mail Express is the only service with a guaranteed delivery time.

USPS Package Intercept lets you redirect or hold a package before delivery for a fee of approximately $19.45 (2026). You only pay if it succeeds. Domestic packages with tracking only — no international, no APO.

Standard USPS post office hours, what stays open on weekends, holiday closures for 2026, and the fastest way to check hours at your specific branch.