Below is a list of Gladwyne PA zip codes. For your research we have also included Gladwyne Area Code, Time Zone, UTC and the local Montgomery County FIPS Code. Each Gladwyne Pennsylvania zip code has a center Longitude / Latitude point (the Gladwyne center is -75.279800415039 / 40.039600372314). For your convenience we have also indicated if that zip code in Gladwyne observes Daylight Savings time.