ZIP Code™ Lookup - What are ZIP Codes & How To Find Them

How do I lookup USPS® ZIP Code™ by address? Learn how a ZIP Code works and how to read them. Find ZIPs by address or city and state now.
How do I lookup USPS® ZIP Code™ by address? Learn how a ZIP Code works and how to read them. Find ZIPs by address or city and state now.

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