| SANT | Society of Antiquaries of Newcastle upon Tyne 
| Others |
| SANT | South African Native Trust
| Others |
| SANT | Stand-off Anti-Tank (Missile)
| Weapon |
| SANT | Tucuman (San Miguel Tucuman), Argentina
| Others |
| SANTA | Saintly Abbreviations Nullifying Tricky Acronyms
| Others |
| SANTA | Satanist Accounting National Television Association
| Others |
| SANTA | Savings Account Nullified Through Acquisitions
| Others |
| SANTA | South African National Tuberculosis Association
| Others |
| SANTA | Stop Another Needless Tragic Accident
| Others |
| SANTA | Storage and Network Trust Arbitrator
| Others |
| SANTA | Students Against Name Tags Association
| Others |
| SANTA | Substance Abuse Need for Treatment Among
| Others |
| SANTA | Supporting Animal Needs Through Action
| Others |
| SANTA | Syndicate of Adult Narcissists for Tendencies of Amensalism
| Others |
| SANTACO | South African National Taxi Council
| Others |
| SANTAMO | Safety and Talented Motor
| Others |
| SANTK | San Tool Kit
| Others |
| SANTO | Special Accommodation Needs for Toddlers and Overweight
| Others |
| SANTOS | South Australia Northern Teritory Oil Search
| Others |
| SANTOS | South Australian Northern Territory Oil Search
| Others |
| SANTS | South Australian Native Title Services
| Others |
| SANU | Samband Islenzkra Samvinnufelag
| Others |
| SANU | San Julian, Argentina
| Others |
| SANU | Serbian Academy of Sciences and Arts
| Others |
| SANU | Southern Africa Nazarene University
| Others |
| SANU | Srpska Akademija Nauka i Umetnosti
| Others |
| SANU | Sudan African National Union
| Others |
| SANW | Ceres, Argentina
| Others |
| SANWU | South African National Workers Union
| Others |
| SANX | San Angelo Tank Car Line
| Others |
| SANY | Salty Ant Never Yummy
| Others |
| Sanyo | Meaning three oceans in Japanese
| Others |
| SANZA | South Africa New Zealand and Australia
| Others |
| SANZAR | South African New Zealand and Australian Rugby
| Others |
| SAO | S*** Art Online
| Others |
| SAO | Safe Act Observation
| Others |
| SAO | Salvation Army Officer
| Others |
| SAO | Sao Paulo, Sao Paulo, Brazil
| Others |
| SAO | Secret Agent Organization
| Others |
| SAO | Security Advisory Opinion
| Others |
| SAO | Security Assistance Office/officer
| Others |
| SAO | Security Assistance Organization
| Others |
| SAO | Selected Attack Option
| Others |
| SAO | Semi Annual Oscillation
| Others |
| SAO | Senior Accounting Officer
| Others |
| SAO | Senior Administration Official
| Others |
| SAO | Sequential Approximate Optimization
| Others |
| SAO | Session At Once
| Others |
| SAO | Share An Opportunity
| Others |
| SAO | Shin Angyo Onshi
| Others |