For assistance with all AF products and services, including support for member arbitrators, please contact: Phone: 1-866-977-3434. Prior to the pandemic and everything shutting down, Arbitration Forums already had an electronic environment.This tutorial provides a step-by-step demonstration of filing for contribution in the Special Forum. View Online Tutorial. Arbitration Forums's phone number is (813) 931-4004 What is Arbitration Forums's official website? Forprofit organization and world's largest provider of arbitration, mediation and other alternative dispute resolution (ADR) services. Not sure when to file arbitration or when to file a law suit?