| SMK | Party of Hungarian Coalition 
| Others |
| SMK | Sacra Moneta Kyzikvs
| Others |
| SMK | Sailor Moon Kawaii
| Others |
| SMK | Sandra Meynier Kang
| Others |
| SMK | Saurabh Mahesh Kaisare
| Others |
| SMK | Scarecrow and Mrs King
| Others |
| SMK | Scarecrow and Mrs. King
| Others |
| SMK | Scarecrow and Mrs. King (Television show)
| Others |
| SMK | Security Master Key
| Others |
| SMK | Sekolah Menengah Kebangsaan
| Others |
| SMK | Sekolah Menengah Kejuruan
| Others |
| SMK | Sergey Mironovich Kirov
| Others |
| SMK | Shane Michael Kelley
| Others |
| SMK | Shared Management Knowledge
| Others |
| SMK | Shelter Management Kit
| Others |
| SMK | Shock Mount Kit
| Others |
| SMK | Showa Musen Kogyo
| Others |
| SMK | Sierra Match King
| Others |
| SMK | Silent Masta Killaz
| Others |
| SMK | Sistem Maklumat Kastam
| Others |
| SMK | Smart Key
| Others |
| SMK | Smoke
| Others |
| SMK | Smokers Kit
| Others |
| SMK | So Much Killing
| Others |
| SMK | Social Media Knowledge
| Others |
| SMK | Software Migration Kit
| Others |
| SMK | Solo Manufaktur Kreasi
| Others |
| SMK | Sound Matured Kernel
| Others |
| SMK | Southern Maine Karting
| Others |
| SMK | St Mary of the Knobs
| Others |
| SMK | St. Michael, Alaska USA
| Others |
| SMK | Starter Motor Kit
| Others |
| SMK | Stone Mastic Kerosene
| Others |
| SMK | Strut Mount Kit
| Others |
| SMK | Subject Matter Knowledge
| Others |
| SMK | Subscriber Management Key
| Others |
| SMK | Super Mario Kart
| Others |
| SMK | Svenska Maserati Klubben
| Others |
| SMK | Syn Mun Kong Insurance Company
| Others |
| SMK | System Multipurpose Key
| Others |