Priority Mail Delivery Map | USPS
This map will provide you with expected 1, 2, or 3 day delivery areas for Priority Mail ® shipments. Exceptions apply and delivery time is not guaranteed. Enter the 3 or 5 digit ZIP Code ™ you're shipping from. Drag and zoom the map to see the area you're mailing to, as well as Alaska Hawaii
United States Postal Service Service Standards USPS
This map reflects service standard changes that are effective April 1. This map illustrates the service standards based on April 1 Labeling Lists changes and the business rules defined in the Federal Register (39 CFR 121).
Map facts | Postal Facts U.S. Postal Service
The most unusual delivery method used by USPS is a mule train in Arizona. The mules carry mail, food and supplies down an 8 mile trail to the Havasupai Indians at the bottom of the Grand Canyon.
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Free ZIP code map, zip code lookup, and zip code list
United States Zip Codes provides a free zip code map and list of zip codes by state. Find zip codes by address, zip codes by city, or zip codes by state and compare shipping rates for USPS, UPS, and FedEx.
USPS ® Find Locations
Looking for a USPS Post Office location? Enter search criteria, like a ZIP Code™ or city and state, so we can point you to locations nearby.