Groton, CT zip codes
Groton, Connecticut has 2 zip codes (1 residential, 1 PO box or single-organization). Together these zip codes are home to about 30K people.
Zip codes
2
Population
30K
All zips combined
Largest zip
06340
29,863 residents
Groton, Connecticut has 2 zip codes (1 residential, 1 PO box or single-organization). Together these zip codes are home to about 30K people.