USPS First Class Package Service

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What is First Class Package Service?

USPS First Class Package Service is a fast, cost-effective way to ship lightweight packages weighing up to 15.99 ounces to any U.S. destination. For lightweight packages, First Class Package Service offers greater cost savings compared to Priority Mail®. This mail class also offers fast, nationwide delivery in three days or less, closely matching the speed of Priority Mail®. Deliveries can be shipped to any U.S. address, PO Box, and many APO/FPO/DPO destinations. USPS Tracking® is included for free and the USPS offers several package pick-up programs.

Pricing for First Class Package Service is based on weight by ounces and shipping distance. There are no fuel surcharges for residential or rural deliveries, and you can add additional features to First Class Package Service such as Signature Confirmation™ and insurance coverage up to $10,000.

An approved licensed vendor of the USPS, Stamps.com allows you to buy and print mailing and shipping labels for all USPS mail classes using a standard ink-jet or laser printer. There is a monthly service fee of $20.99 plus applicable taxes, if any to use the service.
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When to Ship Packages with First Class Package Service

First Class Package Service is the lowest cost option provided by the USPS for small packages weighing 15.99 ounces or less. With fast delivery within 3 days, the mail class is one of the most popular methods to ship with the U.S. Postal Service and is commonly used to send time-sensitive material by the pharmaceutical and finance industries.

Benefits of Using First Class Package Service with Stamps.com

Stamps.com lets you print postage online using a computer and regular printer for all USPS mail classes, including First Class Package Service. Plus, Stamps.com customers receive a postage rate discount of up to 26% on First Class Package Service. Using the free* Stamps.com USB scale provided at sign-up, you can easily weigh your package to ensure it is less than 15.99 ounces. Also, USPS Tracking® is free when you print a First Class Package Service shipping label with Stamps.com.

*Shipping and handling fee required to receive scale.

Here's how it works...

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Open a Stamps.com account

Click “Get Started” to get access to all mailing and shipping services from USPS®, UPS®, and more. Get up to 89% off postage, schedule free pickups, and print stamps and labels 24/7.

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Print Stamps, Labels, Certified Mail®

We guarantee Stamps.com will change the way you send. You’ll have 30 days to use it to print postage from USPS, UPS, and more carriers, and schedule free pickups, all in one place.

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Don’t pay unless you stay

You can cancel any time within the 30-day trial period and pay no service fee. Your service will continue uninterrupted and you will be charged your first month if you don’t cancel.

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Perks of your risk-free trial

  • Free mailing supplies
  • Free 5 lb digital scale
  • Free scheduled pickups
  • No contract, cancel any time
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