Finn's Custom Meats Meat Processing Contact Information Phone: (360)Â 978-4007 Address: 111 Leonard Road, Onalaska, Washington 98570 Get Directions About Finn’s Custom Meats is a meat processing service located in Onalaska, WA. Loading... No Records Found Sorry, no records were found. Please adjust your search criteria and try again. Maps failed to load Sorry, unable to load the Maps API. Claim Listing Recently Viewed: Loading...