- Official pronunciation: `[o ʁə.vwaʁ]` — see [le wiktionnaire][1]
 - Belgium: a lot of people shorten the _au_ and thus pronounce `[ɔ]` instead of `[o]`.
 - Orléans: _au_ is sometimes pronounced `[ɑ̃]`

 [1]: https://secure.wikimedia.org/wiktionary/fr/wiki/au_revoir