Check the list of Minnesota ZIP Code.

Is 99999 a real ZIP Code?

Ketchikan, AK – 99950

In case you where wondering, no the US doesn’t have a zip code of 99999. Either way, still a cool distinction to have the highest zip code in the country.

Is 12345 a valid ZIP Code?

12345 is a unique ZIP Code. The address is technically deliverable with nothing more than a ZIP Code. The ZIP Code 12345 is kind of in Schenectady, NY and it belongs to the General Electric Co.

11111 is not a valid 5 digit ZIP Code, but there are valid ZIP Codes that start with 111: 11101, 11102, etc.