Us Federal Railroad Admin 4100 International Plz # 450 Fort Worth, TX 76109 Phone : (817) 862-2200 Us Federal Railroad Admin Business Category Transportation Programs United States Government--federal Railroad Admin 4100 International Plz Fort Worth, TX 76109 Phone : (817) 862-2200 Business Category Government Offices-Federal Government Offices & Public Schools U S Government 4100 International Plz Fort Worth, TX 76109 Phone : (817) 862-2200 Business Category Government Offices & Public Schools