Postal Resources
Delivery Statistics
Using this information for sampling?
Interlink Circulation’s Smart Sampling tool, combined with USPS-certified addresses, supports a better way to sample. Learn more.
To see how many active business and residential mail stops there are by postal route or box sections, just enter the 5-digit ZIP code for which you want to see this information. You can also enter a 3-digit ZIP code and see the delivery statistics sorted by ZIP code and within ZIP code by postal route.
Current Delivery Statistics: Version: 3/1/2025; Last Updated: 3/25/2025.