- Wakeley
- Wallacia
- Wareemba
- Warrawee
- Warriewood
- Warwick Farm
- Waterfall
- Waterloo
- Watsons Bay
- Wattle Grove
- Waverley
- Waverton
- Wedderburn
- Wentworth Point
- Wentworthville
- Werrington
- Werrington County
- Werrington Downs
- West Hoxton
- West Pennant Hills
- West Pymble
- West Ryde
- Westleigh
- Westmead
- Wetherill Park
- Whalan
- Whale Beach
- Wheeler Heights
- Wiley Park
- Willmot
- Willoughby
- Willoughby East
- Windsor
- Windsor Downs
- Winston Hills
- Wolli Creek
- Wollstonecraft
- Wombarra
- Woodbine
- Woodcroft
- Woodpark
- Woollahra
- Woolloomooloo
- Woolooware
- Woolwich
- Woronora
- Woronora Heights
- Yagoona
- Yarrawarrah
- Yennora
- Yowie Bay
- Zetland
