NEPTUNE Zip Code (IA)
The Zipcode for Neptune is . Neptune is in Plymouth, Iowa in the Upper Plains region of the USA. It is located about 154 miles west-northwest of IA's capital city of Des Moines.
51024
- Similar named locations
Neptune Beach (FL) is 1183 miles southeast.
Neptune City (NJ) is 1161 miles east.
Neptune (NJ) is 1161 miles east.
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