Outlined below is a zip code list for Portland. Select a zip code you are interested in to find zip code data on demographics, family, housing, education, transportation, and real estate. See the Portland Zip Code Map.
For other uses, see Volt (disambiguation). The volt (symbol: V) is the derived unit for electric potential, electric potential difference (voltage), and electromotive force.
110 and 220 Volts. The designations 110 volt and 220 volt represent an older, out of date standard that's no longer found in new equipment. However, this terminology is still familiar to many people, so it remains in use.