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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.
Map of ZIP Code. ZIP code 95818 is centered in Sacramento County and overlaps Medical Service Study Area(s) 139i and 139i. Census tract(s) 06067001900, 06067002000, 06067002100, 06067002200, 06067002300, 06067002400, 06067002500 and 06067002600 overlap this ZIP code area too. Other ZIP codes nearby.