USPS Services Eligible for Commercial Pricing | Overview

The following service types are supported by Commercial Pricing:

First-Class Package Service (domestic)

• Weight-based packages (by zone)

Priority Mail (domestic)

• Flat Rate boxes and envelopes
• Regional Rate boxes
• Weight-based packages (by zone and dimensions)

Priority Mail Express (domestic)

• Flat Rate envelopes
• Weight-based packages (by zone and dimensions)

First-Class Package International Service (FCPIS)

• Weight-based packages (by country price group)

Priority Mail International (PMI)

• Flat Rate boxes and envelopes
• Weight-based packages (by country price group)

Priority Mail Express International (PMEI)

• Flat Rate envelopes
• Weight-based packages (by country price group)