U S Government--secret Service Headquarters Bethune, SC 29009 Phone : (843) 765-5446 Business Category Government Offices & Public Schools United States Government--secret Service Columbia Georgetown, SC 29440 Phone : (843) 765-5446 Business Category Government Offices & Public Schools United States Government--secret Service, Special Agent In Charge Georgetown, SC 29440 Phone : (843) 765-5446 Business Category Government Offices & Public Schools