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First-Class Mail for Business: Full Guide
Everything small businesses need to know about USPS First-Class Mail, with pricing references aligned to rates as of January 2026.
Read the full guide →First-Class Mail Guide
USPS First-Class Mail is the standard way to send letters, bills, and personal correspondence. A 1 oz letter costs $0.82 in 2026, delivers in 1–5 business days, and includes free tracking on all pieces with an IMb barcode.
Key Facts
Pricing
First-Class Mail Rates 2026: Stamp & Letter Prices
USPS First-Class Mail rates for 2026: $0.82 stamps, $0.78 metered letters, $0.65 postcards, and $1.69 one-ounce flats.
Guides
Guide
First-Class Mail Delivery Times Guide
USPS First-Class Mail delivery times by distance. Learn expected delivery windows for local, regional, and cross-country mail, plus factors that affect timing.
Guide
Can You Track First-Class Mail? Yes, Here's How
Can you track First-Class Mail? Learn which items include tracking, add-on services like Certified Mail, and how online mailing services provide delivery visibility.
Guide
First-Class vs Priority Mail: Key Differences
First-Class Mail is the cheap everyday option for letters and documents; Priority Mail is the faster, tracked service for packages. Here's how they compare and when to use each.
Guide
First-Class vs Marketing Mail: Which to Use
Compare USPS First-Class Mail and Marketing Mail for business mailings. Covers pricing, delivery times, forwarding, minimums, and when to use each.
Guide
Commercial First-Class Mail Rates (Updated 2026)
How commercial First-Class Mail rates work, including volume requirements, presort discounts, and practical alternatives for small businesses.
Guide
First-Class Mail Size & Weight Limits
USPS First-Class Mail size and weight requirements for letters, postcards, and large envelopes. Includes dimensions, aspect ratios, and surcharge triggers.
Frequently Asked Questions
Send First-Class Mail From Your Desk
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