New Britain, CT ZIP Codes
New Britain, Connecticut has 4 ZIP codes: 3 for street addresses (, and ) and 1 for PO boxes ().
Your street decides which one you use.
Which New Britain ZIP code is my address in?
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
New Britain ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
06050 has no area on the map: it is a PO box or single-organization ZIP code. Dashed line: New Britain city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All New Britain ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 06050 | PO boxes at the New Britain post office New Britain |
| 06051 | street delivery New Britain |
| 06052 | street delivery New Britain |
| 06053 | street delivery New Britain |
New Britain ZIP code questions
What is the main ZIP code for New Britain?
06051, the ZIP code of the main New Britain post office at 135 Chestnut St.
Which New Britain ZIP codes are for PO boxes only?
06050. Mail to it goes to boxes at the post office, not to street addresses.
What county is New Britain in?
Capitol Planning Region.
ZIP codes for towns near New Britain
More towns near New Britain: East Hartford, Middletown, Glastonbury, Wallingford, Town of Manchester, Waterbury, Manchester, Naugatuck, Vernon.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections