| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Sechery | city | Province de Luxembourg | Belgium | 50.0166667 | 5.15 | 1292 | 3434 |
| Secheval | city | Province de Liege | Belgium | 50.4833333 | 5.7166667 | 757 | 11467 |
| Secree | city | Province de Hainaut | Belgium | 50.6 | 4 | 265 | 18193 |
| Secrée | city | Province de Hainaut | Belgium | 50.6 | 4 | 265 | 18193 |
| Sedoz | city | Province de Liege | Belgium | 50.4666667 | 5.7333333 | 787 | 11467 |
| Seevergem | city | Provincie Oost-Vlaanderen | Belgium | 50.9833333 | 3.7 | 29 | 69258 |
| Segelplas | city | Provincie Limburg | Belgium | 50.9 | 5.2333333 | 170 | 36986 |
| Segelsem | city | Provincie Oost-Vlaanderen | Belgium | 50.8166667 | 3.7166667 | 331 | 21365 |
| Seggen | city | Provincie Antwerpen | Belgium | 51.2 | 4.9333333 | 42 | 29300 |
| Seilles | city | Province de Liege | Belgium | 50.5 | 5.0666667 | 259 | 19034 |
| Seishoek | city | Provincie Oost-Vlaanderen | Belgium | 51.0333333 | 3.4666667 | 36 | 26536 |
| Selange | city | Province de Luxembourg | Belgium | 49.6166667 | 5.85 | 1115 | 25743 |
| Selassin | city | Province de Luxembourg | Belgium | 50 | 5.05 | 1007 | 2915 |
| Seloignes | city | Province de Hainaut | Belgium | 50.0166667 | 4.25 | 928 | 5234 |
| Selzaet | city | Provincie Oost-Vlaanderen | Belgium | 51.2 | 3.8166667 | 9 | 57318 |
| Selzaete | city | Provincie Oost-Vlaanderen | Belgium | 51.2 | 3.8166667 | 9 | 57318 |
| Semel | city | Province de Luxembourg | Belgium | 49.8666667 | 5.4333333 | 1420 | 4733 |
| Semenil | city | Province de Hainaut | Belgium | 50.7166667 | 3.65 | 242 | 23427 |
| Semet | city | Province de Luxembourg | Belgium | 49.8666667 | 5.4333333 | 1420 | 4733 |
| Semmersaeke | city | Provincie Oost-Vlaanderen | Belgium | 50.95 | 3.6666667 | 98 | 39698 |
| Semmerzake | city | Provincie Oost-Vlaanderen | Belgium | 50.95 | 3.6666667 | 98 | 39698 |
| Sempst | city | Province de )) (( Brabant | Belgium | 50.8666667 | 4.1666667 | 131 | 56869 |
| Sempst | city | Province de )) (( Brabant | Belgium | 50.9833333 | 4.4666667 | 32 | 72445 |
| Sendrogne | city | Province de Liege | Belgium | 50.5166667 | 5.6833333 | 935 | 19550 |
| Seneffe | city | Province de Hainaut | Belgium | 50.5166667 | 4.25 | 400 | 45661 |
| Senenne | city | Province de Namur | Belgium | 50.3 | 5.0333333 | 879 | 9850 |
| Senennes | city | Province de Namur | Belgium | 50.3 | 4.8833333 | 295 | 10923 |
| Sennegat | city | Provincie Antwerpen | Belgium | 51.0666667 | 4.4333333 | 9 | 88557 |
| Senonchamps | city | Province de Luxembourg | Belgium | 50 | 5.6666667 | 1735 | 4761 |
| Senselberg | city | Provincie Limburg | Belgium | 50.85 | 5.2166667 | 170 | 32015 |
| Sensenruth | city | Province de Luxembourg | Belgium | 49.8333333 | 5.0833333 | 1341 | 4012 |
| Sentier | city | Province de Hainaut | Belgium | 50.55 | 3.2833333 | 164 | 31924 |
| Seny | city | Province de Liege | Belgium | 50.4666667 | 5.4 | 918 | 8178 |
| Senzeille | city | Province de Namur | Belgium | 50.1833333 | 4.4666667 | 820 | 6099 |
| Sept | city | Provincie Antwerpen | Belgium | 51.2666667 | 4.7833333 | 45 | 27261 |
| Sept Fontaines | city | Province de )) (( Brabant | Belgium | 50.7166667 | 4.3166667 | 360 | 78825 |
| Septon | city | Province de Luxembourg | Belgium | 50.35 | 5.4166667 | 590 | 5437 |
| Septroux | city | Province de Liege | Belgium | 50.4666667 | 5.65 | 721 | 14057 |
| Seraing | city | Province de Liege | Belgium | 50.6 | 5.4833333 | 393 | 98982 |
| Seraing-le-Chateau | city | Province de Liege | Belgium | 50.6166667 | 5.3 | 570 | 22042 |
| Seraing-le-Château | city | Province de Liege | Belgium | 50.6166667 | 5.3 | 570 | 22042 |
| Seressia | city | Province de Namur | Belgium | 50.5833333 | 5.0166667 | 577 | 11440 |
| Sereze | city | Province de Liege | Belgium | 50.6333333 | 5.8666667 | 912 | 46816 |
| Serinchamps | city | Province de Namur | Belgium | 50.2333333 | 5.2333333 | 744 | 8254 |
| Seron | city | Province de Namur | Belgium | 50.5833333 | 5 | 557 | 11440 |
| Seroze | city | Province de Liege | Belgium | 50.6333333 | 5.8666667 | 912 | 46816 |
| Serozé | city | Province de Liege | Belgium | 50.6333333 | 5.8666667 | 912 | 46816 |
| Serpenthoek | city | Provincie West-Vlaanderen | Belgium | 51 | 2.8666667 | 29 | 11571 |
| Serpont | city | Province de Luxembourg | Belgium | 49.9333333 | 5.35 | 1597 | 4585 |
| Serressia | city | Province de Namur | Belgium | 50.5833333 | 5.0166667 | 577 | 11440 |
| Serskamp | city | Provincie Oost-Vlaanderen | Belgium | 50.9833333 | 3.9166667 | 65 | 47522 |
| Serville | city | Province de Namur | Belgium | 50.25 | 4.7666667 | 797 | 5838 |
| Sesselich | city | Province de Luxembourg | Belgium | 49.6666667 | 5.8 | 1325 | 15557 |
| Sesselig | city | Province de Luxembourg | Belgium | 49.6666667 | 5.8 | 1325 | 15557 |
| Setz | city | Province de Liege | Belgium | 50.2777778 | 6.2111111 | 1578 | 5235 |
| Seveneiken | city | Province de Liege | Belgium | 50.6 | 6.0833333 | 1354 | 10382 |
| Sevenheiken | city | Province de Liege | Belgium | 50.6 | 6.0833333 | 1354 | 10382 |
| Severdonck | city | Provincie Antwerpen | Belgium | 51.3 | 4.95 | 59 | 47698 |
| Sevescour | city | Province de Luxembourg | Belgium | 49.9666667 | 5.4166667 | 1525 | 4681 |
| Seviscourt | city | Province de Luxembourg | Belgium | 49.9666667 | 5.4166667 | 1525 | 4681 |
| Sevry | city | Province de Namur | Belgium | 50.1 | 4.9333333 | 846 | 4515 |
| Sewe | city | Province de Luxembourg | Belgium | 49.9833333 | 5.7333333 | 1604 | 5992 |
| Seyshoek | city | Provincie Oost-Vlaanderen | Belgium | 51.0333333 | 3.4666667 | 36 | 26536 |