| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Jabbeke | city | Provincie West-Vlaanderen | Belgium | 51.1833333 | 3.0833333 | 19 | 38152 |
| Jabbeke | city | Provincie Oost-Vlaanderen | Belgium | 51.0166667 | 3.9 | 19 | 43831 |
| Jabeke | city | Provincie Oost-Vlaanderen | Belgium | 51.0166667 | 3.9 | 19 | 43831 |
| Jaffen | city | Province de Luxembourg | Belgium | 50.2166667 | 5.9666667 | 1666 | 3589 |
| Jagerij | city | Provincie Oost-Vlaanderen | Belgium | 50.85 | 3.6666667 | 232 | 25297 |
| Jalhay | city | Province de Liege | Belgium | 50.5666667 | 5.9666667 | 1292 | 8190 |
| Jallet | city | Province de Namur | Belgium | 50.4333333 | 5.1666667 | 790 | 11283 |
| Jamagne | city | Province de Namur | Belgium | 50.2166667 | 4.5333333 | 898 | 8051 |
| Jamagne | city | Province de Liege | Belgium | 50.45 | 5.2333333 | 797 | 9763 |
| Jambes | city | Province de Namur | Belgium | 50.4666667 | 4.8666667 | 282 | 47195 |
| Jambjoul | city | Province de Namur | Belgium | 50.1666667 | 5.1166667 | 570 | 6246 |
| Jamblinne | city | Province de Namur | Belgium | 50.1666667 | 5.1333333 | 656 | 6897 |
| Jamiolle | city | Province de Namur | Belgium | 50.2166667 | 4.5 | 853 | 8051 |
| Jamioulx | city | Province de Hainaut | Belgium | 50.35 | 4.4 | 426 | 76055 |
| Jammelshoek | city | Provincie Oost-Vlaanderen | Belgium | 50.8666667 | 3.4833333 | 131 | 29862 |
| Jamodenne | city | Province de Luxembourg | Belgium | 50.2166667 | 5.2833333 | 918 | 8983 |
| Jamoigne | city | Province de Luxembourg | Belgium | 49.7 | 5.4166667 | 1049 | 4016 |
| Jamoille | city | Province de Namur | Belgium | 50.2166667 | 4.5 | 853 | 8051 |
| Jandrain | city | Province de )) (( Brabant | Belgium | 50.6833333 | 4.9833333 | 334 | 13045 |
| Jandrain-Jandrenouille | city | Province de )) (( Brabant | Belgium | 50.6833333 | 4.9833333 | 334 | 13045 |
| Jandrenouille | city | Province de )) (( Brabant | Belgium | 50.65 | 4.9833333 | 459 | 11336 |
| Jannee | city | Province de Namur | Belgium | 50.2833333 | 5.2 | 853 | 8090 |
| Jannée | city | Province de Namur | Belgium | 50.2833333 | 5.2 | 853 | 8090 |
| Jardin | city | Province de Hainaut | Belgium | 50.6 | 3.7666667 | 213 | 15572 |
| Jauche | city | Province de )) (( Brabant | Belgium | 50.6833333 | 4.95 | 337 | 12046 |
| Jauche la Marne | city | Province de )) (( Brabant | Belgium | 50.6833333 | 4.9833333 | 334 | 13045 |
| Jauchelette | city | Province de )) (( Brabant | Belgium | 50.6833333 | 4.85 | 374 | 11379 |
| Jausselette | city | Province de )) (( Brabant | Belgium | 50.6166667 | 4.8333333 | 524 | 12637 |
| Java | city | Province de Liege | Belgium | 50.5166667 | 5.15 | 252 | 21555 |
| Javingue | city | Province de Namur | Belgium | 50.1 | 4.9166667 | 853 | 4515 |
| Jehanheid | city | Province de Liege | Belgium | 50.3666667 | 5.6333333 | 1322 | 4274 |
| Jehanster | city | Province de Liege | Belgium | 50.55 | 5.9 | 984 | 56246 |
| Jehay | city | Province de Liege | Belgium | 50.5833333 | 5.3166667 | 597 | 27320 |
| Jehay-Bodegnee | city | Province de Liege | Belgium | 50.5833333 | 5.3166667 | 597 | 27320 |
| Jehay-Bodegnée | city | Province de Liege | Belgium | 50.5833333 | 5.3166667 | 597 | 27320 |
| Jehonheid | city | Province de Liege | Belgium | 50.3666667 | 5.6333333 | 1322 | 4274 |
| Jehonville | city | Province de Luxembourg | Belgium | 49.9 | 5.2 | 1440 | 4677 |
| Jemappes | city | Province de Hainaut | Belgium | 50.45 | 3.8833333 | 131 | 74747 |
| Jembloux | city | Province de Namur | Belgium | 50.5666667 | 4.6833333 | 488 | 19175 |
| Jemelle | city | Province de Namur | Belgium | 50.1666667 | 5.2666667 | 902 | 9276 |
| Jemeppe | city | Province de Namur | Belgium | 50.4666667 | 4.6666667 | 360 | 33515 |
| Jemeppe | city | Province de Luxembourg | Belgium | 50.1833333 | 5.3166667 | 816 | 9254 |
| Jemeppe | city | Province de Liege | Belgium | 50.6166667 | 5.5 | 226 | 157511 |
| Jemeree | city | Province de )) (( Brabant | Belgium | 50.55 | 4.4666667 | 492 | 17791 |
| Jemerée | city | Province de )) (( Brabant | Belgium | 50.55 | 4.4666667 | 492 | 17791 |
| Jeneffe | city | Province de Namur | Belgium | 50.35 | 5.25 | 1036 | 4269 |
| Jeneffe | city | Province de Liege | Belgium | 50.65 | 5.3666667 | 547 | 23712 |
| Jenneret | city | Province de Liege | Belgium | 50.4166667 | 5.4333333 | 731 | 5988 |
| Jenneville | city | Province de Luxembourg | Belgium | 50 | 5.4833333 | 1499 | 4207 |
| Jerusalem | city | Province de )) (( Brabant | Belgium | 50.6 | 4.3666667 | 492 | 35875 |
| Jesseren | city | Provincie Limburg | Belgium | 50.8 | 5.3833333 | 255 | 23194 |
| Jesus-Eik | city | Province de )) (( Brabant | Belgium | 50.8 | 4.4666667 | 374 | 148937 |
| Jet | city | Province de Namur | Belgium | 50.3 | 5.0666667 | 859 | 8972 |
| Jette | city | Province de )) (( Brabant | Belgium | 50.8666667 | 4.3333333 | 59 | 454563 |
| Jeuk | city | Provincie Limburg | Belgium | 50.7333333 | 5.2 | 390 | 17594 |
| Jeune Pioul | city | Province de )) (( Brabant | Belgium | 50.6 | 4.4333333 | 387 | 19172 |
| Jevigne | city | Province de Liege | Belgium | 50.3 | 5.75 | 1466 | 3382 |
| Jevoumont | city | Province de Liege | Belgium | 50.5166667 | 5.8 | 744 | 23951 |
| Jezus-Eik | city | Province de )) (( Brabant | Belgium | 50.8 | 4.4666667 | 374 | 148937 |
| Jo | city | Provincie West-Vlaanderen | Belgium | 51.0333333 | 3.2166667 | 124 | 21223 |
| Jodenstraat | city | Provincie Limburg | Belgium | 50.9333333 | 5.2333333 | 95 | 40112 |
| Jodenville | city | Province de Luxembourg | Belgium | 49.9666667 | 5.6166667 | 1706 | 2670 |
| Jodigne-Souveraine | city | Province de )) (( Brabant | Belgium | 50.7 | 4.85 | 367 | 11379 |
| Jodion | city | Province de Namur | Belgium | 50.45 | 4.7333333 | 360 | 25553 |
| Jodoigne | city | Province de )) (( Brabant | Belgium | 50.7166667 | 4.8666667 | 301 | 13226 |
| Jodoigne-Souveraine | city | Province de )) (( Brabant | Belgium | 50.7 | 4.85 | 367 | 11379 |
| Joffen | city | Province de Luxembourg | Belgium | 50.2166667 | 5.9666667 | 1666 | 3589 |
| Johoster | city | Province de Liege | Belgium | 50.4833333 | 5.7833333 | 1210 | 11398 |
| Joli Bois | city | Province de )) (( Brabant | Belgium | 50.7 | 4.4 | 390 | 64565 |
| Jolifaux | city | Province de Namur | Belgium | 50.3666667 | 5.1666667 | 1023 | 6095 |
| Jolimont | city | Province de Hainaut | Belgium | 50.4666667 | 4.2 | 387 | 84537 |
| Jolivaux | city | Province de Liege | Belgium | 50.5666667 | 5.7 | 590 | 42585 |
| Jolivet | city | Province de Liege | Belgium | 50.6666667 | 5.6 | 377 | 137689 |
| Jollain-Merlin | city | Province de Hainaut | Belgium | 50.5333333 | 3.4 | 104 | 18838 |
| Jonckeu | city | Province de Liege | Belgium | 50.5666667 | 5.8666667 | 1059 | 63531 |
| Joncquiere | city | Province de Hainaut | Belgium | 50.6833333 | 3.2833333 | 62 | 88697 |
| Joncquière | city | Province de Hainaut | Belgium | 50.6833333 | 3.2833333 | 62 | 88697 |
| Joncquois | city | Province de Hainaut | Belgium | 50.7333333 | 3.4333333 | 72 | 17181 |
| Joncquois | city | Province de Hainaut | Belgium | 50.4833333 | 3.7333333 | 131 | 27399 |
| Joncret | city | Province de Hainaut | Belgium | 50.35 | 4.5 | 652 | 52256 |
| Jonkershove | city | Provincie West-Vlaanderen | Belgium | 50.9666667 | 2.9166667 | 59 | 15726 |
| Jonkershoven | city | Provincie West-Vlaanderen | Belgium | 50.9666667 | 2.9166667 | 59 | 15726 |
| Joo | city | Provincie West-Vlaanderen | Belgium | 51.0333333 | 3.2166667 | 124 | 21223 |
| Jose | city | Province de Liege | Belgium | 50.6333333 | 5.7666667 | 793 | 35374 |
| José | city | Province de Liege | Belgium | 50.6333333 | 5.7666667 | 793 | 35374 |
| Joubieval | city | Province de Liege | Belgium | 50.2666667 | 5.85 | 1564 | 3939 |
| Joubiéval | city | Province de Liege | Belgium | 50.2666667 | 5.85 | 1564 | 3939 |
| Journal | city | Province de Luxembourg | Belgium | 50.1166667 | 5.5 | 1446 | 2520 |
| Joustenbuchen | city | Province de Liege | Belgium | 50.2666667 | 6.05 | 1578 | 5153 |
| Jublicehainaut | city | Province de Hainaut | Belgium | 50.5333333 | 3.9333333 | 272 | 26910 |
| Julemont | city | Province de Liege | Belgium | 50.6833333 | 5.7666667 | 711 | 27253 |
| Julémont | city | Province de Liege | Belgium | 50.6833333 | 5.7666667 | 711 | 27253 |
| Jumet | city | Province de Hainaut | Belgium | 50.4333333 | 4.4166667 | 452 | 155462 |
| Jupille | city | Province de Luxembourg | Belgium | 50.2166667 | 5.5333333 | 994 | 3358 |
| Jupille | city | Province de Liege | Belgium | 50.65 | 5.6333333 | 393 | 146182 |
| Juprelle | city | Province de Liege | Belgium | 50.7166667 | 5.5333333 | 479 | 47259 |
| Jurbeke | city | Province de Hainaut | Belgium | 50.5333333 | 3.9333333 | 272 | 26910 |
| Jurbise | city | Province de Hainaut | Belgium | 50.5333333 | 3.9333333 | 272 | 26910 |
| Jusaine | city | Province de Namur | Belgium | 50.2333333 | 4.65 | 974 | 6694 |
| Juseret | city | Province de Luxembourg | Belgium | 49.8833333 | 5.55 | 1564 | 2771 |
| Juslenville | city | Province de Liege | Belgium | 50.55 | 5.8 | 583 | 47076 |
| Juzaine | city | Province de Namur | Belgium | 50.2333333 | 4.65 | 974 | 6694 |
| Juzaine | city | Province de Luxembourg | Belgium | 50.3666667 | 5.5333333 | 741 | 5503 |
| Jérusalem | city | Province de )) (( Brabant | Belgium | 50.6 | 4.3666667 | 492 | 35875 |
| Jévigne | city | Province de Liege | Belgium | 50.3 | 5.75 | 1466 | 3382 |