Old Saybrook zipcode
| City | Old Saybrook |
| ZIP Code | 06475 |
| Type | Standard |
| State Code | CT |
| State | Connecticut |
ZIP code of Old Saybrook is 06475. This place is located in Connecticut state in US. To send any postal service to Old Saybrook, you must use 06475 zipcode.
You should avoid following 1 city name of Connecticut to be used with the ZIP code 06475.
- Fenwick, CT