Casualty Assistance/Survivor Benefits - Air Force is located at Military & Family Readiness Center 104 E. Simpson Street Building 500 Joint Base Charleston, SC 29404, , . Casualty Assistance/Survivor Benefits - Air Force can be reached by their main phone number at (843) 963-6334. Alternatively, you can reach Casualty Assistance/Survivor Benefits - Air Force by phone at (843) 963-4406. You can also reach Casualty Assistance/Survivor Benefits - Air Force by phone at (843) 963-8262. The listed DSN line is 312-673-6334.