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Vanguard Customer Service

Federal Agency

Contact Information

  • 📍 100 Vanguard Boulevard, Valley Forge 19482
  • 📞 (800) 662-7447
  • 🕒 Mon-Fri 8am-8pm ET
  • ⏱ Appeal Deadline: 30 days

Take Action

File Appeal Online → Visit Official Website → Browse Dispute Categories →