Useful Postal Links

Current Postage Rates – effective 01/22/2012
Retail Postage Rate Calculator – check postage rates on domestic and international mail
Business Postage Rate Calculator – calculates presorted rates
Postal Explorer – search for answers on the USPS website
Domestic Mail Manual – the official rules
Quick Services Guide – a summary of rules
Consumer’s Guide to Mailing – a 28 pg pdf download from the USPS