Waterloo zip code

Zip code in Waterloo, PA

The location Waterloo belongs to Juniata County, state of Pennsylvania. Waterloo has been assigned with the zip code 17021.

The location name Waterloo is listed as unacceptable by the US Postal Service so any mailing should avoid it. Instead you can use East Waterford, the official name of the location. You can also use any of the following names: E Waterford.

Zip code Type Population
17021 STANDARD 820