US United States Major Regions Postal Code Details
🏛️ Mendocino · California
95410Albion
Albion mendocino california 95410 United States
95445Anchor Bay
Anchor Bay mendocino california 95445 United States
95415Boonville
Boonville mendocino california 95415 United States
95417Branscomb
Branscomb mendocino california 95417 United States
95418Calpella
Calpella mendocino california 95418 United States
95420Caspar
Caspar mendocino california 95420 United States
95437Cleone
Cleone mendocino california 95437 United States
95427Comptche
Comptche mendocino california 95427 United States
95428Covelo
Covelo mendocino california 95428 United States
95429Dos Rios
Dos Rios mendocino california 95429 United States
95432Elk
Elk mendocino california 95432 United States
95437Fort Bragg
Fort Bragg mendocino california 95437 United States
95445Gualala
Gualala mendocino california 95445 United States
95449Hopland
Hopland mendocino california 95449 United States
95437Inglenook
Inglenook mendocino california 95437 United States
95427Keene Summit
Keene Summit mendocino california 95427 United States
95417Laytonville
Laytonville mendocino california 95417 United States
95454Laytonville Rancheria
Laytonville Rancheria mendocino california 95454 United States
95585Leggett
Leggett mendocino california 95585 United States
95456Little River
Little River mendocino california 95456 United States
95459Manchester
Manchester mendocino california 95459 United States
95459Manchester Rancheria
Manchester Rancheria mendocino california 95459 United States
95460Mendocino
Mendocino mendocino california 95460 United States
95463Navarro
Navarro mendocino california 95463 United States
95437Noyo
Noyo mendocino california 95437 United States
95466Philo
Philo mendocino california 95466 United States
95587Piercy
Piercy mendocino california 95587 United States
95468Point Arena
Point Arena mendocino california 95468 United States
95468Point Arena Air Force Statio
Point Arena Air Force Statio mendocino california 95468 United States
95469Potter Valley
Potter Valley mendocino california 95469 United States
95437Pudding Creek
Pudding Creek mendocino california 95437 United States
95437Redwood Lodge
Redwood Lodge mendocino california 95437 United States
95470Redwood Valley
Redwood Valley mendocino california 95470 United States
95488Rockport
Rockport mendocino california 95488 United States
95437Sherwood Valley Rancheria
Sherwood Valley Rancheria mendocino california 95437 United States
95481Talmage
Talmage mendocino california 95481 United States
95482Ukiah
Ukiah mendocino california 95482 United States
95488Westport
Westport mendocino california 95488 United States
95490Willits
Willits mendocino california 95490 United States
95494Yorkville
Yorkville mendocino california 95494 United States
📋 United States Address and Delivery Guidance
📮
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.
🌍
Follow Local Address Conventions:
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.
✅
Verify Before Dispatch:
Confirm the postal code, service coverage and any customs or carrier requirements with the recipient and the relevant official postal operator before shipping.
💡
Delivery Information Is Context-Specific:
Postal codes help routing only in territories that use them. Accurate recipient details remain essential for delivery in every destination.
Postal information, sources and verification
Use this page as a routing reference and confirm the complete address, postal code format and delivery restrictions with the relevant official postal operator or carrier before dispatch.
Editorial and service accountability
This postal-code reference is maintained by the 56ok.com logistics-content team for international shipping preparation. It is reviewed against publicly available postal-operator information; it is not an official postal authority and does not replace carrier or customs instructions.
This reference is maintained as postal and carrier information changes. Need a correction? Contact our team.
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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).
