Below is a list of South Lyme CT zip codes. For your research we have also included South Lyme Area Code, Time Zone, UTC and the local New London County FIPS Code. Each South Lyme Connecticut zip code has a center Longitude / Latitude point (the South Lyme center is -72.259002685547 / 41.305099487305). For your convenience we have also indicated if that zip code in South Lyme observes Daylight Savings time.