Groton zipcode
| City | Groton |
| ZIP Code | 06340 |
| Type | Standard |
| State Code | CT |
| State | Connecticut |
ZIP code of Groton is 06340. This place is located in Connecticut state in US. To send any postal service to Groton, you must use 06340 zipcode.
You should avoid following 6 city names of Connecticut to be used with the ZIP code 06340.
- Borough, CT
- Center Groton, CT
- Groton Long Point, CT
- Jupiter Point, CT
- Noank, CT
- Poquonock Bridge, CT