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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.
Postal ZIP Code-Details. ZIP code 95726 is centered in El Dorado County and overlaps Medical Service Study Area(s) 23.2, 23.2, 22 and 22.Census tract(s) 06017030603, 06017031302, 06017031402, 06017031403, 06017031405 and 06017031406 overlap this ZIP code area too. Other ZIP codes nearby. 00051, 00052, 95634, 95636, 95667, 95684, 95709, 95720.ostal ZIP Code-Details. ZIP code 95726 is centered in El Dorado County and overlaps Medical Service Study Area(s) 23.2, 23.2, 22 and 22.