Thank you for your question about a list of Foreclosed homes in the 14580 zip code. Your best resource is a good local agent, banks allow you to search their listings via the internet, and third party publishers publish lists.
A good local agent can provide you a list of foreclosures in 14580 for free and act as a consultant.
Bank of America, Chase, and Fannie Mae allow you to search their foreclosure properties via their respective websites.
RealtyTrac can provide you a list of Foreclosure properties and a list of Pre-Foreclosures. Please be wary of deceptively low prices listed on RealtyTrac because if it seems to be good to be true it is.