Track certified mail from the U.S. Postal Service by using tracking tools on the USPS website. You need the tracking number for the package in order to use this service. Alternatively, send a text message to 28777 with y... More »

As of March 2015, the United States Postal Service (USPS) sets a 1-ounce weight limit for a First-Class letter with a single stamp on it, so the second-ounce rate is in place so that people can mail letters of up to 2 ou... More »

The United States Postal Service, or USPS has a second ounce rate, or higher rate for mail compared to 1-ounce envelopes, in order to meet the fiscal demands of operations since the postal service does not receive tax do... More »

www.reference.com Business & Finance Mail & Shipping

Track certified mail with receipts from the United States Postal Service by locating the item's unique 20- or 22- digit tracking number on the receipt and putting it into the tracking system on the USPS website. Instant ... More »

www.reference.com Business & Finance Mail & Shipping Postal Services

The easiest way to track U.S. postal mail is to go to the USPS website and enter the label or receipt number of the item to be tracked. Tracking information can also be accessed by phone. There are separate numbers for d... More »

www.reference.com Business & Finance Mail & Shipping Postal Services

Each U.S. Postal Service location has a unique phone number, but the USPS does not provide specific phone numbers on its website. Customers may call 800-275-8777 to obtain direct numbers to their local offices. More »

www.reference.com Business & Finance Mail & Shipping Postal Services

The United States Postal Service, or USPS has a second ounce rate, or higher rate for mail compared to 1-ounce envelopes, in order to meet the fiscal demands of operations since the postal service does not receive tax do... More »

www.reference.com Business & Finance Mail & Shipping