| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Salamanli | city | Nomos Kilkis | Greece | 40.8591667 | 22.8755556 | 255 | 4394 |
| Salamanlí | city | Nomos Kilkis | Greece | 40.8591667 | 22.8755556 | 255 | 4394 |
| Sari Doganli | city | Nomos Kilkis | Greece | 41.1888889 | 22.8722222 | 1535 | 3861 |
| Sari Pazar | city | Nomos Kilkis | Greece | 40.8519444 | 22.7030556 | 134 | 5478 |
| Sari-Gol | city | Nomos Kilkis | Greece | 40.9555556 | 22.8552778 | 606 | 3421 |
| Sarí Doganlí | city | Nomos Kilkis | Greece | 41.1888889 | 22.8722222 | 1535 | 3861 |
| Sarí Pazár | city | Nomos Kilkis | Greece | 40.8519444 | 22.7030556 | 134 | 5478 |
| Sarí-Gol | city | Nomos Kilkis | Greece | 40.9555556 | 22.8552778 | 606 | 3421 |
| Sekhovon | city | Nomos Kilkis | Greece | 41.1194444 | 22.5061111 | 88 | 4797 |
| Sersemli | city | Nomos Kilkis | Greece | 41.0327778 | 22.8705556 | 721 | 3420 |
| Sersemlí | city | Nomos Kilkis | Greece | 41.0327778 | 22.8705556 | 721 | 3420 |
| Sevasto | city | Nomos Kilkis | Greece | 40.9802778 | 22.9397222 | 741 | 3421 |
| Sevaston | city | Nomos Kilkis | Greece | 40.9802778 | 22.9397222 | 741 | 3421 |
| Sevastó | city | Nomos Kilkis | Greece | 40.9802778 | 22.9397222 | 741 | 3421 |
| Sevastón | city | Nomos Kilkis | Greece | 40.9802778 | 22.9397222 | 741 | 3421 |
| Sikaminea | city | Nomos Kilkis | Greece | 41.2508333 | 22.7977778 | 610 | 4207 |
| Sikaminia | city | Nomos Kilkis | Greece | 41.2508333 | 22.7977778 | 610 | 4207 |
| Sikaminiá | city | Nomos Kilkis | Greece | 41.2508333 | 22.7977778 | 610 | 4207 |
| Sikaminéa | city | Nomos Kilkis | Greece | 41.2508333 | 22.7977778 | 610 | 4207 |
| Sitaria | city | Nomos Kilkis | Greece | 40.9558333 | 22.65 | 82 | 3421 |
| Sitariá | city | Nomos Kilkis | Greece | 40.9558333 | 22.65 | 82 | 3421 |
| Skra | city | Nomos Kilkis | Greece | 41.0913889 | 22.3769444 | 1728 | 4518 |
| Skrá | city | Nomos Kilkis | Greece | 41.0913889 | 22.3769444 | 1728 | 4518 |
| Slopnitsa | city | Nomos Kilkis | Greece | 41.0916667 | 22.5158333 | 337 | 4797 |
| Slópnitsa | city | Nomos Kilkis | Greece | 41.0916667 | 22.5158333 | 337 | 4797 |
| Smoli | city | Nomos Kilkis | Greece | 41.0677778 | 22.5655556 | 390 | 3417 |
| Smóli | city | Nomos Kilkis | Greece | 41.0677778 | 22.5655556 | 390 | 3417 |
| Snefcha | city | Nomos Kilkis | Greece | 41.1625 | 22.8902778 | 1286 | 3812 |
| Snéfcha | city | Nomos Kilkis | Greece | 41.1625 | 22.8902778 | 1286 | 3812 |
| Soultogiannaiika | city | Nomos Kilkis | Greece | 41.0861111 | 22.6786111 | 88 | 3659 |
| Soultogiannaíïka | city | Nomos Kilkis | Greece | 41.0861111 | 22.6786111 | 88 | 3659 |
| Soultoyiannaiika | city | Nomos Kilkis | Greece | 41.0861111 | 22.6786111 | 88 | 3659 |
| Soultoyiannaíika | city | Nomos Kilkis | Greece | 41.0861111 | 22.6786111 | 88 | 3659 |
| Soutoyianneika | city | Nomos Kilkis | Greece | 41.0861111 | 22.6786111 | 88 | 3659 |
| Soutoyiannéika | city | Nomos Kilkis | Greece | 41.0861111 | 22.6786111 | 88 | 3659 |
| Spourgitis | city | Nomos Kilkis | Greece | 41.1044444 | 22.9602778 | 1085 | 3568 |
| Spourgítis | city | Nomos Kilkis | Greece | 41.1044444 | 22.9602778 | 1085 | 3568 |
| Stathis | city | Nomos Kilkis | Greece | 40.9486111 | 22.4938889 | 429 | 3421 |
| Stavrochori | city | Nomos Kilkis | Greece | 41.0333333 | 22.7925 | 291 | 3420 |
| Stavrochorion | city | Nomos Kilkis | Greece | 41.0333333 | 22.7925 | 291 | 3420 |
| Stavrochóri | city | Nomos Kilkis | Greece | 41.0333333 | 22.7925 | 291 | 3420 |
| Stavrochórion | city | Nomos Kilkis | Greece | 41.0333333 | 22.7925 | 291 | 3420 |
| Stavrokhori | city | Nomos Kilkis | Greece | 41.0333333 | 22.7925 | 291 | 3420 |
| Stavrokhorion | city | Nomos Kilkis | Greece | 41.0333333 | 22.7925 | 291 | 3420 |
| Stavrokhóri | city | Nomos Kilkis | Greece | 41.0333333 | 22.7925 | 291 | 3420 |
| Stavrokhórion | city | Nomos Kilkis | Greece | 41.0333333 | 22.7925 | 291 | 3420 |
| Strezovon | city | Nomos Kilkis | Greece | 40.9913889 | 22.9269444 | 557 | 3421 |
| Strézovon | city | Nomos Kilkis | Greece | 40.9913889 | 22.9269444 | 557 | 3421 |
| Státhis | city | Nomos Kilkis | Greece | 40.9486111 | 22.4938889 | 429 | 3421 |
| Surlovon | city | Nomos Kilkis | Greece | 41.1861111 | 22.8094444 | 908 | 3775 |
| Sykaminea | city | Nomos Kilkis | Greece | 41.2508333 | 22.7977778 | 610 | 4207 |
| Sykaminéa | city | Nomos Kilkis | Greece | 41.2508333 | 22.7977778 | 610 | 4207 |
| Synoikismos Pikrolimni | city | Nomos Kilkis | Greece | 40.8647222 | 22.8072222 | 255 | 3427 |
| Synoikismos Sarakatsanaion | city | Nomos Kilkis | Greece | 40.9780556 | 22.7705556 | 459 | 3421 |
| Synoikismós Pikrolímni | city | Nomos Kilkis | Greece | 40.8647222 | 22.8072222 | 255 | 3427 |
| Synoikismós Sarakatsanaíon | city | Nomos Kilkis | Greece | 40.9780556 | 22.7705556 | 459 | 3421 |
| Sékhovon | city | Nomos Kilkis | Greece | 41.1194444 | 22.5061111 | 88 | 4797 |
| Súrlovon | city | Nomos Kilkis | Greece | 41.1861111 | 22.8094444 | 908 | 3775 |
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