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Helvetia (OR state) ZIP code. ZIP code of Helvetia (OR) is 97124. Below you can find map of Helvetia, or look up other ZIP codes in Oregon or other US states. If Helvetia's ZIP code is duplicated, and other places have same ZIP code number, you can use our ZIP code searcher by number 97124.
As of January 2014, the state has roughly 137 zip codes, which are listed below with the respective city, town, village or location name as well as the area code. The state's capital and largest city is Honolulu (2010 population: 390,738). Hawaii Postal Codes: What Is The Zip Code For ...?