SSSN

AcronymDefinition
SSSNSADC (South African Development Community) Seed Security Network
SSSNSuper Secret Spy Network
SSSNSwiss Sentinel Surveillance Network (est. 1986)
SSSNStraight Spouse Support Network (El Cerrito, CA)
SSSNSiddha Samaz Sewa Nepal (Kathmandu, Nepal)
SSSNSystem Subsystem Sub-Subsystem Numbering (MIL-STD-1808)