Below is a list of Portland NY zip codes. For your research we have also included Portland Area Code, Time Zone, UTC and the local Chautauqua County FIPS Code. Each Portland New York zip code has a center Longitude / Latitude point (the Portland center is -79.467399597168 / 42.37979888916). For your convenience we have also indicated if that zip code in Portland observes Daylight Savings time.