Below is a list of Boxborough MA zip codes. For your research we have also included Boxborough Area Code, Time Zone, UTC and the local Middlesex County FIPS Code. Each Boxborough Massachusetts zip code has a center Longitude / Latitude point (the Boxborough center is -71.514099121094 / 42.48210144043). For your convenience we have also indicated if that zip code in Boxborough observes Daylight Savings time.