US United States Major Regions Postal Code Details
🏛️ Pima · Arizona
85321Ajo
Ajo pima arizona 85321 United States
85645Amado
Amado pima arizona 85645 United States
85601Arivaca
Arivaca pima arizona 85601 United States
85724Arizona Medical Center
Arizona Medical Center pima arizona 85724 United States
85738Catalina
Catalina pima arizona 85738 United States
85629Continental
Continental pima arizona 85629 United States
85641Corona
Corona pima arizona 85641 United States
85641Corona De Tucson
Corona De Tucson pima arizona 85641 United States
85732Coronado
Coronado pima arizona 85732 United States
85652Cortaro
Cortaro pima arizona 85652 United States
85634Cowlic
Cowlic pima arizona 85634 United States
85708Davis Monthan AFB
Davis Monthan AFB pima arizona 85708 United States
85707DM AFB
DM AFB pima arizona 85707 United States
85749Fort Lowell
Fort Lowell pima arizona 85749 United States
85634Fresnal Canyon
Fresnal Canyon pima arizona 85634 United States
85614Green Valley
Green Valley pima arizona 85614 United States
85634Gu Achi
Gu Achi pima arizona 85634 United States
85744Ibm Corp
Ibm Corp pima arizona 85744 United States
85634Little Tucson
Little Tucson pima arizona 85634 United States
85341Lukeville
Lukeville pima arizona 85341 United States
85614Madera Canyon
Madera Canyon pima arizona 85614 United States
85653Marana
Marana pima arizona 85653 United States
85756Mission
Mission pima arizona 85756 United States
85619Mount Lemmon
Mount Lemmon pima arizona 85619 United States
85704Oro Valley
Oro Valley pima arizona 85704 United States
85709Pima Community College
Pima Community College pima arizona 85709 United States
85634Pisinemo
Pisinemo pima arizona 85634 United States
85654Rillito
Rillito pima arizona 85654 United States
85710Rincon
Rincon pima arizona 85710 United States
85739Saddlebrooke
Saddlebrooke pima arizona 85739 United States
85629Sahuarita
Sahuarita pima arizona 85629 United States
85641Santa Rita
Santa Rita pima arizona 85641 United States
85641Santa Rita Foothills
Santa Rita Foothills pima arizona 85641 United States
85633Sasabe
Sasabe pima arizona 85633 United States
85634Sells
Sells pima arizona 85634 United States
85634Sil Nakaya
Sil Nakaya pima arizona 85634 United States
85719Sun
Sun pima arizona 85719 United States
85639Topawa
Topawa pima arizona 85639 United States
85721Tucson
Tucson pima arizona 85721 United States
85775Tucson Brm
Tucson Brm pima arizona 85775 United States
85721Univ Of Arizona
Univ Of Arizona pima arizona 85721 United States
85641Vail
Vail pima arizona 85641 United States
85634Vamori
Vamori pima arizona 85634 United States
85723Veterans Hospital
Veterans Hospital pima arizona 85723 United States
📋 United States Address and Delivery Guidance
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Use a Complete Delivery Address:
Include the recipient name, building or street address, locality, region where applicable, postal code when the destination uses one, and the destination country or territory.
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Use the language, character set and address order requested by the recipient, official postal operator or carrier. Do not assume every destination uses the same postal-code format.
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Delivery Information Is Context-Specific:
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📮United States Postal FAQ and delivery guidance
📮 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.
🔍 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.
⚠️ 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.
🔄 Do ZIP codes ever change?
Yes, USPS may update ZIP codes due to regional adjustments. Always confirm your ZIP code after an address change.
📦 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).
