New London County ZIP Codes
Connecticut, United States · 2 codes
New London County in Connecticut has 2 ZIP codes, from 06333 to 06334, serving 2 places.
ZIP codes in New London
Frequently asked questions
What is the ZIP code of New London?
New London has 2 ZIP codes, from 06333 to 06334. The table lists the places each one serves.
How many places are listed in New London County?
2 places.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.