US United States Major Regions Postal Code Details
๐๏ธ Pima ยท Arizona
85321
Ajo
85645
Amado
85601
Arivaca
85724
Arizona Medical Center
85738
Catalina
85629
Continental
85641
Corona
85641
Corona De Tucson
85732
Coronado
85652
Cortaro
85634
Cowlic
85708
Davis Monthan AFB
85707
DM AFB
85749
Fort Lowell
85634
Fresnal Canyon
85614
Green Valley
85634
Gu Achi
85744
Ibm Corp
85634
Little Tucson
85341
Lukeville
85614
Madera Canyon
85653
Marana
85756
Mission
85619
Mount Lemmon
85704
Oro Valley
85709
Pima Community College
85634
Pisinemo
85654
Rillito
85710
Rincon
85739
Saddlebrooke
85629
Sahuarita
85641
Santa Rita
85641
Santa Rita Foothills
85633
Sasabe
85634
Sells
85634
Sil Nakaya
85719
Sun
85639
Topawa
85721
Tucson
85775
Tucson Brm
85721
Univ Of Arizona
85641
Vail
85634
Vamori
85723
Veterans Hospital
๐ฎUS United States Regional Postal Code FAQ & Postal Regulations
๐ฎ What is the format of a US ZIP code?
Standard format is 5 digits (e.g., 10001). Extended format is ZIP+4 (9 digits like 10001-1234) with a hyphen.
๐ How to find the ZIP code for an address?
Use the USPS ZIP Code Lookup tool by entering the full address on the official USPS website.
โ ๏ธ What happens if I use a wrong ZIP code?
Mail may be delayed, returned, or lost. For important documents, use USPS tracking and verify the ZIP code.
๐ Do ZIP codes ever change?
Yes, USPS may update ZIP codes due to regional adjustments. Always confirm your ZIP code after an address change.
๐ฆ Is a ZIP code required for international mail to the US?
Absolutely. Always include the US ZIP code at the end of the address (e.g., New York, NY 10001 USA).