Blair County Assistance Office SNAP Office is located at 1100 Green Avenue Altoona, PA – 16601-3440. This is a local County Assistance office where you can apply for SNAP food stamps, obtain help with child care, health coverage assistance, find help for LIHEAP, school meal assistance, etc. You can also visit the online assistance for the State of Pennsylvania called COMPASS at https://www.compass.state.pa.us/. COMPASS is the online application website for Pennsylvanians to apply for many health and human service programs.