Williamsville, NY Insights: Population,
Zip Codes, Influence, and Service Areas

Williamsville is a village in Erie County, New York, United States. The population was 5,423 at the 2020 census. The village is named after Jonas Williams, an early settler. It is part of the Buffalo–Niagara Falls Metropolitan Statistical Area.

Zip Codes in Williamsville, NY that we also serve: 14221





Cities Close To Williamsville, NY That We Also Serve



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