US United States Major Regions Postal Code Details
๐๏ธ Douglas ยท Nebraska
68197
1st National Bank Of Omaha
68119
Air Mail Facility
68172
Bar Code
68007
Bennington
68104
Benson
68180
Blue Cross Blue Shield
68010
Boys Town
68178
Creighton Univ
68022
Elkhorn
68112
Florence
68064
Leshara
68145
Millard
68175
Mutual Of Omaha
68152
Omaha
68172
Omaha Brm
68183
Omaha Douglas Civic Ctr
68127
Ralston
68198
Un Med Center
68179
Union Pacific Rr
68198
Univ Of NE Med Center
68182
Univ Of Ne Omaha
68198
University Of Nebraska Medic
68064
Valley
68069
Waterloo
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).