Below is a list of Holtwood PA zip codes. For your research we have also included Holtwood Area Code, Time Zone, UTC and the local Lancaster County FIPS Code. Each Holtwood Pennsylvania zip code has a center Longitude / Latitude point (the Holtwood center is -76.328598022461 / 39.833099365234). For your convenience we have also indicated if that zip code in Holtwood observes Daylight Savings time.