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Putnam, CT micro area ZIP codes

The Putnam, CT micropolitan statistical area (CBSA 39480) covers 1 county in Connecticut and 6 ZIP codes.

ZIP codes
6
Population
0
Avg. median income
—population-weighted
Counties
1
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Counties in the Putnam, CT area

ZIP codes in the Putnam, CT area

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

Frequently asked questions

How many ZIP codes are in the Putnam, CT micro area?

6 ZIP codes, based on each ZIP code's main county.

Which counties make up the Putnam, CT area?

Northeastern Connecticut Planning Region.

What is an MSA?

A metropolitan statistical area (MSA) is a core city of 50,000+ people plus the surrounding counties tied to it by commuting, as defined by the U.S. Office of Management and Budget. Micropolitan areas have a core of 10,000–50,000. Together they are called core-based statistical areas (CBSAs).