Darien zipcode
| City | Darien |
| ZIP Code | 06820 |
| Type | Standard |
| State Code | CT |
| State | Connecticut |
ZIP code of Darien is 06820. This place is located in Connecticut state in US. To send any postal service to Darien, you must use 06820 zipcode.
You should avoid following 3 city names of Connecticut to be used with the ZIP code 06820.
- Noroton, CT
- Noroton Heights, CT
- Tokeneke, CT