The following are useful PDF documents that can be downloaded by clicking on the corresponding links:
United States Postal Rates – Effective January 26, 2020
The US Postal Service approved new postal rates; but the First Class Mail letter (1 oz.) rate for postage purchased at the Post Office will remain at $0.55 (no change from 2019). The new Postal Rate schedule also included an increase in the nonprofit standard Mail rates; for example the 5 digit SCF nonpoint of entry postal rate for letter-size DMP’s is now 0.112 each.
Envelope Size Chart
Looking for that specific size envelope? View some of the more common sizes.
Designing Letters and Postcards for Automated Processing
USPS guidelines for designing your letters and postcards to take advantage of postal rates automation discounts.
Listed below are additional links that will provide you access to useful industry information:
https://www.usps.com/ – Go to the USPS site to get shipping rates, buy stamps, print postage, track a package, and look up a ZIP Code. Find the mailing products and services you need at USPS.com.
http://pe.usps.gov/text/dmm300/dmm300_landing.htm – USPS Domestic Mail Manual Guidelines
http://pe.usps.com/ – The USPS resource for postal regulated elements of your direct mail piece.
http://www.myfonts.com – Looking for that hard to find font? Go to myfonts.com to aid in your search.
http://www.dreamstime.com/ – Dreamstime will help you find royalty-free images for your next marketing campaign.
http://www.shutterstock.com/ – An alternative source for your royalty-free image quest.
http://www.dbmarketing.com/articles/Art143.htm – Glossary of Direct Marketing Terms.