Glenfield, New York

Glenfield is a hamlet in the town of Martinsburg, Lewis County, New York, United States. The community is located in the southeast corner of Martinsburg, along the Black River and New York State Route 12, 7 miles (11 km) southeast of Lowville. Glenfield has a post office with ZIP code 13343, which opened on March 3, 1855.^[2][3]

Glenfield, New York
Hamlet
Glenfield Show map of New York Glenfield Show map of the United States
Coordinates: 43°42′37″N 75°24′08″W
Country	United States
State	New York
County	Lewis
Town	Martinsburg
Elevation	768 ft (234 m)
Time zone	UTC-5 (Eastern (EST))
• Summer (DST)	UTC-4 (EDT)
ZIP code	13343
Area code(s)	315 & 680
GNIS feature ID	951212[1]