US United States Major Regions Postal Code Details
๐๏ธ Nueces ยท Texas
78330
Agua Dulce
78339
Banquete
78343
Bishop
78380
Bluntzer
78347
Chapman Ranch
78466
Corpus Christi
78419
Corpus Christi Army Depot
78419
Corpus Christi Naval Air Sta
78351
Driscoll
78418
Padre Island National Seasho
78343
Palo Alto
78380
Petronila
78373
Port Aransas
78380
Rabb
78380
Robstown
78380
San Pedro
78380
South San Pedro
78380
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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).