Holbrook zip code

Zip code in Holbrook, IA

The location Holbrook belongs to Iowa County, state of Iowa. Holbrook has been assigned with the zip code 52325.

The location name Holbrook is listed as unacceptable by the US Postal Service so any mailing should avoid it. Instead you can use Parnell, the official name of the location.

Zip code Type Population
52325 STANDARD 790