Old Lyme, CT ZIP Codes, Coordinates & Counties
Old Lyme, Connecticut has 1 ZIP code in New London county. The approximate center of Old Lyme is 41.364, -72.327. Old Lyme has about 25,235 known street addresses.
ZIP codes in Old Lyme, CT
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 06371 | New London | 41.364 | -72.327 |
Counties Old Lyme spans
New London
Most common streets in Old Lyme
Halls, Shore, Vista, Lyme, Boston Post, Hillcrest, Maple, Hillwood, Hickory, Browns
Frequently asked questions
What ZIP codes are in Old Lyme, CT?
Old Lyme, Connecticut has 1 ZIP code, ranging from 06371 to 06371. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Old Lyme, CT in?
Old Lyme is in New London county.
What are the latitude and longitude of Old Lyme, CT?
The approximate center of Old Lyme, Connecticut is latitude 41.364, longitude -72.327. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Old Lyme, CT have?
Old Lyme has 1 ZIP code.
How many addresses are in Old Lyme, CT?
Old Lyme, Connecticut has about 25,235 known street addresses in the sthan.io US address database.
What are the most common streets in Old Lyme, CT?
Some of the most common street names in Old Lyme are Halls, Shore, Vista, Lyme, Boston Post, Hillcrest.
What cities are near Old Lyme, CT?
Cities near Old Lyme include Essex (4 mi), Centerbrook (5 mi), East Lyme (5 mi), Old Saybrook (5 mi), Ivoryton (6 mi).
Cities near Old Lyme
Essex, CT (4 mi) Centerbrook, CT (5 mi) East Lyme, CT (5 mi) Old Saybrook, CT (5 mi) Ivoryton, CT (6 mi) Niantic, CT (6 mi) South Lyme, CT (6 mi) Deep River, CT (7 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database