Below is a list of Martinsville IN zip codes. For your research we have also included Martinsville Area Code, Time Zone, UTC and the local Morgan County FIPS Code. Each Martinsville Indiana zip code has a center Longitude / Latitude point (the Martinsville center is -86.4632 / 39.4107). For your convenience we have also indicated if that zip code in Martinsville observes Daylight Savings time. For more information on Martinsville Indiana you will find helpful business links and searches.