United States Postal Code 57421 – Details | CodeReff
Postal code 57421: buildings, sector and reference details.
Postal Code
57421
About Postal Code 57421
United States postal code 57421 is a six-digit code in the 57 postal sector of United States.
No building-level records were found for this code in the imported dataset.
Leading zeros in United States codes are part of the code itself, so write 57421 in full when filling in a form. The first two digits group addresses into a postal sector, and the last four identify the specific delivery point.
Buildings & Addresses for This Code
No building-level records were found for this postal code in the imported dataset.