Central / Mountain time zone
Current Time in Groton: 05:45 PM

Groton Area Codes

Here is the current list of area codes in Groton, CT. There is currently 1 area code(s) in Groton. Search all the most up-to-date currently used Groton area codes below.

Central / Mountain time zone
Current Time in Groton: 05:45 PM
Area Code State City Timezone
860ConnecticutGrotonEastern