ZIP code · Groton · Connecticut · United States

ZIP code 06349 — Groton

ZIP code 06349 serves Groton, Connecticut.

Postal code: 06349
Single source Value from one source, not cross-checked.
City: Groton
County: Southeastern Connecticut
State: Connecticut
Country: United States
Coordinates: 41.3997, -72.0904 — precision precise (locality)
View on OpenStreetMap
Time zone: America/New_York (UTC−5 / UTC−4 DST)
Area codes: 860, 959 (from the nearest rate centre)
Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.

Tools: compare 06349 with another ZIP · ZIPs within 25 miles · distance from 06349

Climate — monthly normals

Warmest month Jul (avg high 81°F), coldest Jan (avg low 24°F).

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg high °F	39	41	47	57	66	75	81	80	74	63	53	44
Avg low °F	24	25	32	41	50	59	66	65	58	47	38	30
Precip in	3.9	3.4	4.9	4.4	3.7	3.9	3.4	4.2	4.3	4.4	3.8	4.6

NOAA 1991–2020 climate normals from the nearest station: GROTON (4.3 mi) · NOAA NCEI

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames · NOAA NCEI. Data generated on 2026-08-21. Methodology · Report an error on this page