English abbreviations from sjs to skc
- SJS (Secretary, Joint Staff)
- SJSU (San Jose State University)
- SJT (San Angelo Regional Airport (Mathis Field))
- SJTA (St. James Tennis Association)
- SJTU (Shanghai JiaoTong University)
- SJU (Luis Muñoz Marín International Airport)
- SJW (Shijiazhuang Zhengding International Airport)
- SJX (Sartaneja Airport)
- SJY (Seinäjoki Airport)
- SK (Saskatchewan (postal symbol))
- sk — (s) Slovak language (ISO 639 (1 code))
- SK1 (StoreKeeper First Class)
- SK2 (StoreKeeper Second Class)
- SK3 (StoreKeeper Third Class)
- SKA (Fairchild Air Force Base)
- SKATE (Sap Knowledge Authoring Text Enhancement)
- SKB (Robert L. Bradshaw International Airport)
- SKBO (Scattered Kuiper Belt Object)
- SKC (Selkirk Crew)
