Highway 621 is a street in Staples city, Texas.
By selecting some of the Highway 621 block numbers you can know the Highway 621 Zip code Plus four for that address
Some zip codes are also applicable to both even and odd blocks. In such cases, you will see a (B) at the block range.
Highway 621 in Staples, Texas
The U.S. Postal Service introduced an expanded Staples ZIP code system that it called ZIP Plus 4, often called "plus-four codes", "add-on codes", or "add ons".
A ZIP+4 code uses the basic Zip code plus four additional digits related to Highway 621 to identify a geographic segment within the five-digit delivery area, such as a Staples (Guadalupe county), Texas city block, a group of apartments, an individual high-volume receiver of mail or any other unit that could use an extra identifier to aid in efficient mail sorting and delivery in Texas.
In mindmaptutor.com you can search the Staples ZIp code in Texas, related to Highway 621, Staples blocks.