NDB navaids
Non-Directional Beacons — low/medium-frequency beacons flown with an ADF. 6,610 on record.
| Ident | Name | Country |
|---|---|---|
| SQT | Satellite | 🇺🇸 US |
| SAT | Satu Mare | 🇷🇴 RO |
| V | Sauce Viejo | 🇦🇷 AR |
| SVO | Sauce Viejo | 🇦🇷 AR |
| OV | Sauce Viejo | 🇦🇷 AR |
| SU | Saul | 🇬🇫 GF |
| SM | Saumlaki | 🇮🇩 ID |
| SR | Saumur | 🇫🇷 FR |
| SA | Saurimo | 🇦🇴 AO |
| SAV | Savannakhet | 🇱🇦 LA |
| SW | Savelovo | 🇷🇺 RU |
| ME | Savoy | 🇺🇸 US |
| TV | Savry | 🇺🇸 US |
| NO | Sawani | 🇫🇯 FJ |
| SYN | Sayun | 🇾🇪 YE |
| SS | Scatsta | 🇬🇧 GB |
| KL | Schefferville | 🇨🇦 CA |
| CH | Schiphol | 🇳🇱 NL |
| NV | Schiphol Locator | 🇳🇱 NL |
| SLN | Schonefeld | 🇩🇪 DE |
| SHU | Schupberg | 🇨🇭 CH |
| WO | Schwechat | 🇦🇹 AT |
| PI | Schwerin-Parchim | 🇩🇪 DE |
| PAH | Schwerin-Parchim | 🇩🇪 DE |
| SBQ | Scobey | 🇺🇸 US |
| SCO | Scobey | 🇺🇸 US |
| SCO | Scone | 🇦🇺 AU |
| SKB | Scotland | 🇺🇸 US |
| SHD | Scotstown Head | 🇬🇧 GB |
| TQK | Scott City | 🇺🇸 US |
| SDL | Scottsdale | 🇺🇸 US |
| TAV | Sde Dov | 🇮🇱 IL |
| ZVR | Sea Island | 🇨🇦 CA |
| SRC | Searcy | 🇺🇸 US |
| SZO | Sebago | 🇺🇸 US |
| HR | Sebas | 🇺🇸 US |
| SEB | Sebha | 🇱🇾 LY |
| SC | Secunda | 🇿🇦 ZA |
| SU | Secunda | 🇿🇦 ZA |
| DMO | Sedalia | 🇺🇸 US |
| VP | Sedly | 🇺🇸 US |
| NSB | Seeb | 🇴🇲 OM |
| SLY | Seeley | 🇺🇸 US |
| SGA | Seguela | 🇨🇮 CI |
| SN | Sehwan Sharif | 🇵🇰 PK |
| SP | Sei pPkning | 🇮🇩 ID |
| PSJ | Seinajoki | 🇫🇮 FI |
| SB | Selardalur | 🇮🇸 IS |
| SL | Selayar | 🇮🇩 ID |
| SP | Selebi Phikwe | 🇧🇼 BW |