United States Postal Code 21857 – Details | CodeReff
Postal code 21857: buildings, sector and reference details.
Postal Code
21857
Postal Hierarchy
ZIP Code (5 digits) with optional ZIP+4 extension.
About Postal Code 21857
United States ZIP Code 21857 is a numeric code of 5 (or 5+4) digits (e.g. 10001). It maps to ZIP Code 21857.
No building-level records were found for this code in the imported dataset.
Always write United States ZIP Code in full when filling in a form. Enter a valid US ZIP Code, e.g. 10001 or 10001-1234.
Buildings & Addresses for This Code
No building-level records were found for this postal code in the imported dataset.