Freedom to Serve Act of 2008 - Amends the federal criminal code to impose criminal penalties for: (1) using force or the threat of force or physical obstruction to injure, intimidate or interfere with anyone providing federal or state military recruiting services or anyone seeking to inquire about or volunteer for military service in the active or reserve Armed Forces or the National Guard of any state; or (2) intentionally damaging or destroying facilities that house or host military recruiting services.