If the beneficiary makes an inquiry after receiving notification of RRB jurisdiction,
refer them to the nearest RRB field office. To locate the nearest RRB office, call
the RRB automated help line at 1-877-772-5772, or access the RRB’s website at http://www.rrb.gov. Forward all written inquires to RRB with any claims related material and notify
the beneficiary of the referral.