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Many of Ontario County’s GIS Data layers are now available for web "mashup" and/or download. Please visit the GIS Data Resource Center. For more information you can reach out to the GIS Coordinator at (585) 396-4482 and we will be happy to assist you.
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With the exception of questions related to the County website and OnCor, Information Technology support is not available to County residents. The IT department provides hardware and software support only to other County departments. The department is also available to provide guidance to local municipalities with their IT needs.