USPS Service Types
USPS offers several distinct shipping services, each optimized for different needs:
| Service | Delivery Time | Best For | Max Weight |
|---|---|---|---|
| Priority Mail Express | 1-2 days (guaranteed) | Urgent documents/packages | 70 lbs |
| Priority Mail | 1-3 days | Packages up to 70 lbs | 70 lbs |
| First-Class Mail | 1-5 days | Letters, cards, small packages ≤ 13 oz | 13 oz |
| USPS Ground Advantage | 2-5 days | Non-urgent packages | 70 lbs |
| Media Mail | 2-8 days | Books, CDs, DVDs only | 70 lbs |
| USPS Marketing Mail | 3-10 days | Bulk direct mail | 3.3 oz |
2026 Rates Overview
USPS rates increased in 2026. Key current rates:
- First-Class Letter (1 oz): $0.73 (Forever Stamp)
- First-Class Package (1 lb): Starting ~$4.75
- Priority Mail (1 lb, local zone): Starting ~$9.25
- Priority Mail Express (1 lb): Starting ~$30.45
- Ground Advantage (1 lb): Starting ~$5.00
Rates vary by weight, size, and distance (zone). Always use the USPS Price Calculator for exact quotes. ZIP codes determine shipping zones - use our ZIP lookup tool to find ZIP codes for origin and destination.
💡 USPS Flat Rate boxes eliminate zone-based pricing. "If it fits, it ships" for a fixed rate regardless of weight (up to 70 lbs) or destination.
Tracking & Insurance
All Priority Mail and higher services include free tracking. First-Class Package Service also includes tracking. Standard First-Class Mail (letters) does not include tracking.
Insurance is available for packages valued up to $5,000. Priority Mail includes $100 of free insurance; Priority Mail Express includes $100.
Money-Saving Tips
- Ship from home: USPS Click-N-Ship lets you print labels online and save vs counter rates (Commercial Base Pricing is cheaper).
- Use correct ZIP codes: Wrong ZIP = potential misrouting and delays. Always verify with our free ZIP lookup.
- Flat Rate when heavy: Heavy packages going cross-country often ship cheaper in Flat Rate boxes.
- Media Mail for books: At ~$4–$6 for 1–2 lbs, it's dramatically cheaper than other services for eligible items.
- Business accounts: Commercial Plus Pricing (for volume shippers) offers discounts of up to 20%+ vs retail rates.
Business Shipping
For e-commerce businesses, proper address management is critical to shipping cost efficiency. Ensure customer addresses are verified at checkout, and include ZIP+4 codes for presorted mailings to qualify for automation discounts.
FAQ
Q: How long does USPS Priority Mail take?
A: USPS targets 1-3 business days for Priority Mail, but it's not guaranteed. Only Priority Mail Express has a delivery guarantee.
Q: Can I schedule a USPS pickup?
A: Yes - free package pickup is available for Priority Mail, Priority Mail Express, and First-Class Package Service. Schedule at usps.com.
Q: What's the cheapest way to ship a small package?
A: For packages under 13 oz, First-Class Package Service is typically cheapest. For heavier packages, Ground Advantage is USPS's most economical service.