| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Roo | city | Vlaanderen | Belgium | 51.10 | 3.54 | 26 | 12517 |
| Roobaert | city | Vlaanderen | Belgium | 50.88 | 3.16 | 65 | 59085 |
| Rooborst | city | Vlaanderen | Belgium | 50.87 | 3.75 | 91 | 18067 |
| Rooboschhoef | city | Vlaanderen | Belgium | 51.00 | 4.97 | 101 | 26182 |
| Roocalseyde | city | Vlaanderen | Belgium | 51.23 | 3.43 | 9 | 14727 |
| Roodbaard | city | Vlaanderen | Belgium | 50.88 | 3.16 | 65 | 59085 |
| Roodbaart | city | Vlaanderen | Belgium | 50.88 | 3.16 | 65 | 59085 |
| Roode Pier | city | Vlaanderen | Belgium | 51.20 | 5.48 | 141 | 20832 |
| Roode Poorthof | city | Vlaanderen | Belgium | 51.18 | 4.28 | 26 | 37393 |
| Roodebeek | city | Bruxelles-Capitale | Belgium | 50.85 | 4.43 | 196 | 382497 |
| Roodeberg | city | Vlaanderen | Belgium | 51.02 | 4.94 | 55 | 16446 |
| Roodehoef | city | Vlaanderen | Belgium | 51.12 | 4.67 | 9 | 37743 |
| Roodehof | city | Vlaanderen | Belgium | 50.82 | 4.63 | 88 | 23845 |
| Rooden-Bom | city | Vlaanderen | Belgium | 51.16 | 5.28 | 154 | 13560 |
| Roodendries | city | Vlaanderen | Belgium | 51.10 | 4.08 | 9 | 45117 |
| Roodendriesch | city | Vlaanderen | Belgium | 51.10 | 4.08 | 9 | 45117 |
| Roodepoort | city | Vlaanderen | Belgium | 51.13 | 2.78 | 6 | 19650 |
| Roodhoeve | city | Vlaanderen | Belgium | 50.98 | 4.65 | 26 | 41347 |
| Roogaarden | city | Vlaanderen | Belgium | 51.01 | 4.79 | 32 | 43530 |
| Rooi | city | Vlaanderen | Belgium | 50.88 | 5.51 | 164 | 37873 |
| Rooi | city | Vlaanderen | Belgium | 51.30 | 5.03 | 68 | 15737 |
| Rooi | city | Vlaanderen | Belgium | 51.18 | 4.44 | 36 | 175055 |
| Rooiaarde | city | Vlaanderen | Belgium | 51.13 | 5.11 | 88 | 23208 |
| Rooie | city | Vlaanderen | Belgium | 51.00 | 5.05 | 101 | 26280 |
| Rooie | city | Vlaanderen | Belgium | 50.92 | 5.39 | 160 | 43298 |
| Rooie | city | Vlaanderen | Belgium | 50.88 | 5.51 | 164 | 37873 |
| Rooien | city | Vlaanderen | Belgium | 51.28 | 4.88 | 52 | 46641 |
| Rooien | city | Vlaanderen | Belgium | 50.98 | 4.12 | 42 | 61985 |
| Rooienberghoef | city | Vlaanderen | Belgium | 51.08 | 4.48 | 9 | 67047 |
| Rooienberghof | city | Vlaanderen | Belgium | 51.08 | 4.48 | 9 | 67047 |
| Rooier Broek | city | Vlaanderen | Belgium | 50.95 | 5.13 | 78 | 18636 |
| Rooierheide | city | Vlaanderen | Belgium | 50.94 | 5.42 | 131 | 45110 |
| Rooigaarden | city | Vlaanderen | Belgium | 51.01 | 4.79 | 32 | 43530 |
| Rooigem | city | Vlaanderen | Belgium | 51.06 | 3.70 | 19 | 105842 |
| Rooigem | city | Vlaanderen | Belgium | 50.93 | 3.68 | 121 | 29208 |
| Rooigem | city | Vlaanderen | Belgium | 50.89 | 3.59 | 82 | 24747 |
| Rooigem | city | Vlaanderen | Belgium | 50.84 | 3.67 | 272 | 18528 |
| Rooigemdries | city | Vlaanderen | Belgium | 50.92 | 3.80 | 196 | 31608 |
| Rooij | city | Vlaanderen | Belgium | 51.18 | 4.44 | 36 | 175055 |
| Rooiveld | city | Vlaanderen | Belgium | 51.12 | 3.23 | 42 | 25038 |
| Rookershoek | city | Vlaanderen | Belgium | 50.74 | 3.39 | 39 | 10567 |
| Roon | city | Vlaanderen | Belgium | 50.85 | 3.95 | 98 | 27618 |
| Roonehoek | city | Vlaanderen | Belgium | 50.98 | 2.87 | 19 | 12221 |
| Rooren | city | Vlaanderen | Belgium | 51.08 | 5.67 | 157 | 3598 |
| Roosbeek | city | Vlaanderen | Belgium | 50.84 | 5.26 | 183 | 36612 |
| Roosbeek | city | Vlaanderen | Belgium | 50.83 | 4.87 | 255 | 16109 |
| Roosbeek | city | Wallonie | Belgium | 50.66 | 4.13 | 223 | 16466 |
| Roosdaal (Borchtlombeek) | city | Vlaanderen | Belgium | 50.85 | 4.12 | 167 | 51157 |
| Roosdaal (Onze-Lieve-Vrouw-Lombeek) | city | Vlaanderen | Belgium | 50.82 | 4.11 | 229 | 39482 |
| Roosdaal (Pamel) | city | Vlaanderen | Belgium | 50.84 | 4.08 | 164 | 63665 |
| Roosebeke | city | Vlaanderen | Belgium | 50.85 | 3.75 | 95 | 19369 |
| Roosebloem | city | Vlaanderen | Belgium | 50.95 | 3.83 | 101 | 38346 |
| Roosen | city | Vlaanderen | Belgium | 51.11 | 4.01 | 9 | 45277 |
| Rooslinter | city | Vlaanderen | Belgium | 50.85 | 4.96 | 216 | 21991 |
| Roosmarijn | city | Vlaanderen | Belgium | 50.87 | 4.83 | 242 | 21671 |
| Roost | city | Vlaanderen | Belgium | 50.81 | 3.98 | 187 | 26506 |
| Roost-Krenwik | city | Wallonie | Belgium | 50.71 | 5.19 | 400 | 9025 |
| Roosterberg | city | Vlaanderen | Belgium | 51.08 | 5.66 | 157 | 2916 |
| Rooswegbrug | city | Vlaanderen | Belgium | 51.27 | 4.41 | 9 | 145278 |
| Root | city | Vlaanderen | Belgium | 50.85 | 5.58 | 301 | 21293 |
| Roovorst | city | Vlaanderen | Belgium | 50.79 | 3.72 | 164 | 16800 |
| Rooy | city | Vlaanderen | Belgium | 51.18 | 4.44 | 36 | 175055 |
| Roozebeke | city | Vlaanderen | Belgium | 50.85 | 3.75 | 95 | 19369 |
| Roozeboom | city | Vlaanderen | Belgium | 51.10 | 3.13 | 65 | 28221 |
| Roozenbroeck | city | Vlaanderen | Belgium | 50.80 | 4.10 | 131 | 29143 |
| Roozenhoek | city | Vlaanderen | Belgium | 50.82 | 3.78 | 200 | 20757 |
| Roozeveldhoek | city | Vlaanderen | Belgium | 51.08 | 3.15 | 59 | 21185 |