Guilford, CT ZIP Codes, Coordinates & Counties
Guilford, Connecticut has 1 ZIP code in New Haven county. The approximate center of Guilford is 41.335, -72.7. Guilford has about 76,573 known street addresses.
ZIP codes in Guilford, CT
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 06437 | New Haven | 41.335 | -72.7 |
Counties Guilford spans
New Haven
Most common streets in Guilford
Durham, Lake, Alexander, West, Jennifers, Water, Madison, County, Boston Post, State
Frequently asked questions
What ZIP codes are in Guilford, CT?
Guilford, Connecticut has 1 ZIP code, ranging from 06437 to 06437. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Guilford, CT in?
Guilford is in New Haven county.
What are the latitude and longitude of Guilford, CT?
The approximate center of Guilford, Connecticut is latitude 41.335, longitude -72.7. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Guilford, CT have?
Guilford has 1 ZIP code.
How many addresses are in Guilford, CT?
Guilford, Connecticut has about 76,573 known street addresses in the sthan.io US address database.
What are the most common streets in Guilford, CT?
Some of the most common street names in Guilford are Durham, Lake, Alexander, West, Jennifers, Water.
What cities are near Guilford, CT?
Cities near Guilford include Madison (4 mi), North Branford (4 mi), Northford (5 mi), Branford (6 mi), Killingworth (7 mi).
Cities near Guilford
Madison, CT (4 mi) North Branford, CT (4 mi) Northford, CT (5 mi) Branford, CT (6 mi) Killingworth, CT (7 mi) Clinton, CT (9 mi) Durham, CT (9 mi) North Haven, CT (9 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database