Below is a list of Laconia IN zip codes. For your research we have also included Laconia Area Code, Time Zone, UTC and the local Harrison County FIPS Code. Each Laconia Indiana zip code has a center Longitude / Latitude point (the Laconia center is -86.085502624512 / 38.031799316406). For your convenience we have also indicated if that zip code in Laconia observes Daylight Savings time.