Below is a list of Harwood MD zip codes. For your research we have also included Harwood Area Code, Time Zone, UTC and the local Anne Arundel County FIPS Code. Each Harwood Maryland zip code has a center Longitude / Latitude point (the Harwood center is -76.619903564453 / 38.865600585938). For your convenience we have also indicated if that zip code in Harwood observes Daylight Savings time.