What is a postal code, a zip code, and how do they differ?

What is a ZIP Code?, ZIP code Lookup

Display numbers as postal codes - Microsoft Support

Difference Between Zip Code and Postal Code (with Comparison Chart) - Key Differences

How to configure Postal codes shipping on my online store - Panierdachat

Zip Code Lookup

postal zone map Zip code map, Coding, Map

Addressing guidelines - Postal codes

What is Postal Code and What is its Significance? - PostGrid

Postal code error when sign up with student account - Microsoft Q&A

Can't add payment method (postal code is correct) : r/oculus

Postal codes in Canada - Wikipedia

USPS City Versus Census Geography

Postal code - Wikipedia