English abbreviations from skp to sl
- SKP(Skopje Airport)
- SKPLT(Stick Plot Log)
- SKR(Storozhevoy Korabl')
- SKS(Skrydstrup Airport)
- SKSA(Storekeeper Seaman Apprentice)
- SKSN(Storekeeper Seaman)
- SKT(Specialty Knowledge Test)
- SKU(Skyros Island National Airport)
- SKV(St. Catherine International Airport)
- SKW(Skwentna Airport)
- SKX(Saransk Airport)
- SKY(Griffing Sandusky Airport)
- SKZ(Sukkur Airport)
- SL(Sierra Leone (ISO 3166 and FIPS 10-4 country code digram))
- s.l.(sine loco ("without indication of place of printing"))