How to Send a Letter or Postcard: Domestic - USPS.com
USPS shows you how to send a letter or postcard in the U.S., from choosing an envelope, writing the address, buying and applying stamps, and finding a drop-off location.
Addressing Your Mail - Postal Explorer
Letters, bills, greeting cards, and other documents can be sent in standard white, manila, or recycled paper envelopes. Items needing extra protection can be sent in bubble-lined, padded paper, or waterproof envelopes.
Delivery Address - Postal Explorer
Delivery Address. The delivery address is the most important information on your mailpiece. Use the following format for your delivery addresses:
USPS.com FAQs
Learn about international addressing requirements for USPS, including how to write addresses and what information to include.
How to Send a Letter or Postcard: International | USPS
Just like U.S. letters, international letters must be rectangular and made of paper to qualify for letter prices. Letter envelopes for international mail can be 11-1/2" long x 6-1/8" high. (A standard No. 10 envelope is 9-1/2" long x 4-1/8" high.)
602 Quick Service Guide - Postal Explorer
Addressing. Overview. The delivery address specifies where the USPS is to deliver a mailpiece. The address must be legible and complete on the side of the mailpiece that bears the postage. General Information. Placement and location: see 202.2.0 for letters, cards, and flats.
Publication 28 - Postal Addressing Standards - Postal Explorer
284 PO Box Street Addressing; 285 Private Mailbox Addresses; 29 Puerto Rico Addresses . 291 Format; 292 Urbanization; 293 Common Translations; 294 Spanish Directionals; 295 Delivery Address Line; 3 Business Addressing Standards . 31 General . 311 Joint Industry and Postal Service Standardization Efforts; 312 Unique Addressing Issues
USPS.com FAQs
Learn the best tips for addressing mail on USPS.com FAQs.
2 Postal Addressing Standards - Postal Explorer
A standardized address is one that includes all required address elements and that uses the Postal Service standard abbreviations (as shown in this publication or in the current Postal Service ZIP+4 file).
214 Attention Line - Postal Explorer
26 General Delivery Addresses . 261 Format; 262 ZIP Code or ZIP+4; 27 United States Postal Service Addresses . 271 Format; 272 ZIP Code or ZIP+4; 28 Post Office Box Addresses . 281 Format; 282 Leading Zero; 283 Designations; 284 PO Box Street Addressing; 285 Private Mailbox Addresses; 29 Puerto Rico Addresses . 291 Format; 292 Urbanization; 293 ...