| RBD | KRBD | Dallas Executive Airport | - | |
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| RBK | KF70 | French Valley Airport | Ранчо | |
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| REI | KREI | Redlands Municipal Airport | - | |
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| RHV | KRHV | Reid-Hillview Airport of Santa Clara County | - | |
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| RKD | KRKD | Knox County Regional Airport | Рокленд | |
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| RKH | KUZA | Rock Hill - York County Airport | Рок Хилл | |
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| RKP | KRKP | Aransas County Airport | Рокпорт | |
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| RMY | KMPI | Mariposa Yosemite Airport | Mariposa | |
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| RNM | KRNM | Ramona Airport | - | |
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| RNT | KRNT | Renton Municipal Airport | Рентон | |
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| RSH | PARS | Russian Mission Airport | Рашн Мишн | |
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| SAD | KSAD | Safford Regional Airport | Саффорд | |
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| SBM | KSBM | Sheboygan County Memorial Airport | Шебойган | |
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| SBO | KSBO | Emanuel County Airport | Salina | |
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| SBS | KSBS | Steamboat Springs Bob Adams Field | Стимбот Спрингс | |
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| SCD | KSCD | Merkel Field Sylacauga Municipal Airport | - | |
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| SDC | KSDC | Williamson Sodus Airport | - | |
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| SDX | KSEZ | Sedona Airport | Седона | |
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| SEE | KSEE | Gillespie Field | - | |
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| SEF | KSEF | Sebring Regional Airport | Себринг | |
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| SEM | KSEM | Craig Field | - | |
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| SFZ | KSFZ | North Central State Airport | Потакет | |
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| SGY | PAGY | Skagway Airport | Скагуэй | |
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| SHD | KSHD | Shenandoah Valley Regional Airport | Стонтон | |
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| SHG | PAGH | Shungnak Airport | Шангнак | |
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| SHN | KSHN | Sanderson Field | Шелтон | |
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| SHX | PAHX | Shageluk Airport | Шагелук | |
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| SIK | KSIK | Sikeston Memorial Municipal Airport | Сайкстон | |
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| SKK | PFSH | Shaktoolik Airport | Шактулик | |
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| SLQ | PASL | Sleetmute Airport | Слитмут | |
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| SMD | KSMD | Smith Field | - | |
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| SMK | PAMK | St Michael Airport | Сент-Майкл | |
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| SMO | KSMO | Santa Monica Municipal Airport | Санта Моника | |
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| SOA | KSOA | Sonora Municipal Airport | - | |
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| SOP | KSOP | Moore County Airport | Саутерн Пайнс | |
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| SOW | KSOW | Show Low Regional Airport | Шоу Лоу | |
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| SPF | KSPF | Black Hills Airport-Clyde Ice Field | Спирфиш | |
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| SPW | KSPW | Spencer Municipal Airport | Спенсер | |
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| SPZ | KSPZ | Silver Springs Airport | Спрингдейл | |
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| SQL | KSQL | San Carlos Airport | Сан Карлос | |
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| SRR | KSRR | Sierra Blanca Regional Airport | - | |
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| STE | KSTE | Stevens Point Municipal Airport | Стивенс Пойнт | |
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| STK | KSTK | Sterling Municipal Airport | Стерлинг | |
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| SUA | KSUA | Witham Field | Стьюарт | |
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| SUT | KSUT | Brunswick County Airport | - | |
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| SVH | KSVH | Statesville Regional Airport | Стейтсвилл | |
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| TAN | KTAN | Taunton Municipal King Field | - | |
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| TEX | KTEX | Telluride Regional Airport | Теллерайд | |
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| TKJ | PFTO | Tok Junction Airport | Ток | |
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| TLA | PATE | Teller Airport | Теллер | |
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