| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Kübassaare | city | Saaremaa | Estonia | 58.4352778 | 23.3136111 | 0 | 186 |
| Kübassaare Asundus | city | Saaremaa | Estonia | 58.4352778 | 23.3136111 | 0 | 186 |
| Kübeme | city | Viljandimaa | Estonia | 58.1666667 | 25.9166667 | 232 | 1573 |
| Küdema | city | Saaremaa | Estonia | 58.4752778 | 22.3002778 | 72 | 911 |
| Küdema Asundus | city | Saaremaa | Estonia | 58.4752778 | 22.3002778 | 72 | 911 |
| Küka | city | Tartumaa | Estonia | 58.2338889 | 27.4438889 | 157 | 2427 |
| Kükitaja | city | Tartumaa | Estonia | 58.4213889 | 26.9066667 | 187 | 4071 |
| Kükka | city | Tartumaa | Estonia | 58.2338889 | 27.4438889 | 157 | 2427 |
| Külaaseme | city | Tartumaa | Estonia | 58.2877778 | 26.3930556 | 236 | 4089 |
| Külaküla | city | Hiiumaa | Estonia | 58.77 | 22.4958333 | 16 | 511 |
| Külama | city | Hiiumaa | Estonia | 58.735 | 22.5561111 | 13 | 731 |
| Külaoru | city | Vorumaa | Estonia | 57.7441667 | 27.2738889 | 462 | 1568 |
| Külasema | city | Saaremaa | Estonia | 58.6344444 | 23.1908333 | 75 | 796 |
| Külasemaa | city | Saaremaa | Estonia | 58.6344444 | 23.1908333 | 75 | 796 |
| Külge | city | Parnumaa | Estonia | 58.085 | 24.8794444 | 203 | 1544 |
| Külitse | city | Tartumaa | Estonia | 58.3230556 | 26.6122222 | 219 | 4085 |
| Küllatova | city | Vorumaa | Estonia | 57.7922222 | 27.47 | 387 | 1535 |
| Külma | city | Saaremaa | Estonia | 58.4936111 | 22.7525 | 49 | 1097 |
| Külmaallika | city | Harjumaa | Estonia | 59.4166667 | 25.3666667 | 219 | 9472 |
| Külmalliku | city | Harjumaa | Estonia | 59.4166667 | 25.3666667 | 219 | 9472 |
| Kündja | city | Vorumaa | Estonia | 57.7016667 | 27.1925 | 626 | 1568 |
| Künnametsa | city | Parnumaa | Estonia | 58.5522222 | 24.6377778 | 39 | 1526 |
| Künnapohja | city | Ida-Virumaa | Estonia | 59.4111111 | 27.6247222 | 118 | 3427 |
| Künnapuu | city | Ida-Virumaa | Estonia | 59.4111111 | 27.6247222 | 118 | 3427 |
| Künnapõhja | city | Ida-Virumaa | Estonia | 59.4111111 | 27.6247222 | 118 | 3427 |
| Kürema | city | Laanemaa | Estonia | 59.1122222 | 23.7997222 | 114 | 1136 |
| Küremaa | city | Laanemaa | Estonia | 59.1122222 | 23.7997222 | 114 | 1136 |
| Küti | city | Laane-Virumaa | Estonia | 59.2172222 | 26.5533333 | 305 | 1663 |
| Küti | city | Tartumaa | Estonia | 58.2472222 | 26.8177778 | 305 | 3602 |
| Küti Asundus | city | Laane-Virumaa | Estonia | 59.2172222 | 26.5533333 | 305 | 1663 |
| Kütke | city | Harjumaa | Estonia | 59.3380556 | 24.4363889 | 150 | 9791 |
| Küttejõu | city | Ida-Virumaa | Estonia | 59.35 | 27 | 154 | 4680 |
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