| Name | Rennais |
| Province ID | 4384 |
| Continent | Europe |
| Super region | Western Europe |
| Region | France |
| Area | Brittany |
| Owner | Brittany |
| Culture | Breton |
| Culture Group | French |
Here are the IDs of provinces that in on the same region as Rennais:
| Province | Province ID |
|---|---|
| Aix | 201 |
| Alençon | 1879 |
| Angoumois | 4387 |
| Anjou | 178 |
| Armagnac | 175 |
| Armor | 169 |
| Artois | 88 |
| Auvergne | 199 |
| Auxerrois | 4392 |
| Avignon | 202 |
| Barrois | 187 |
| Bas-Poitou | 4386 |
| Béarn | 176 |
| Berry | 179 |
| Blois | 4776 |
| Bordeaux | 174 |
| Bourbonnais | 190 |
| Bresse | 4719 |
| Caen | 168 |
| Calais | 87 |
| Cambray | 1743 |
| Carcassonne | 4695 |
| Caux | 167 |
| Chambery | 205 |
| Charolais | 1877 |
| Chartres | 4388 |
| Cotentin | 4385 |
| Dauphiné | 204 |
| Dijonnais | 192 |
| Finistère | 170 |
| Foix | 4694 |
| Forcalquier | 2991 |
| Forez | 4777 |
| Franche-Comté | 193 |
| Haut-Poitou | 180 |
| La Marche | 4697 |
| Labourd | 173 |
| Limousin | 195 |
| Lothringen | 189 |
| Lyonnais | 203 |
| Maine | 177 |
| Metz | 188 |
| Montpellier | 200 |
| Nantais | 172 |
| Narbonne | 2753 |
| Nemours | 185 |
| Nivernais | 191 |
| Orleanais | 184 |
| Paris | 183 |
| Périgord | 194 |
| Picardie | 89 |
| Quercy | 4112 |
| Reims | 186 |
| Rennais | 4384 |
| Rethel | 181 |
| Rouergue | 198 |
| Saintonge | 4111 |
| Salins | 4764 |
| Toulon | 4696 |
| Toulouse | 196 |
| Touraine | 4389 |
| Troyes | 4390 |
| Valois | 182 |
| Vannetais | 171 |
| Verdun | 4766 |
| Vivarais | 4391 |