'Williamsville, NY' definitions:

Williamsville, NY -- U.S. village in New York

From: Gazetteer 2000
Name :
Williamsville, NY -- U.S. village in New York
Population (2000) :
5573
Housing Units (2000) :
2640
Land area (2000) :
1.252981 sq. miles (3.245206 sq. km)
Water area (2000) :
0.000000 sq. miles (0.000000 sq. km)
Total area (2000) :
1.252981 sq. miles (3.245206 sq. km)
FIPS code :
82084
Located within :
New York (NY), FIPS 36
Location :
42.962546 N, 78.742435 W
ZIP Codes (1990) :
14221
Note :
some ZIP codes may be omitted esp. for suburbs.