Below is a list of Cobalt CT zip codes. For your research we have also included Cobalt Area Code, Time Zone, UTC and the local Middlesex County FIPS Code. Each Cobalt Connecticut zip code has a center Longitude / Latitude point (the Cobalt center is -72.556701660156 / 41.562400817871). For your convenience we have also indicated if that zip code in Cobalt observes Daylight Savings time.