- Jabiru
- Jabuk
- Jacana
- Jack River
- Jacka
- Jackadgery
- Jackass Flat
- Jackeys Marsh
- Jackitup
- Jacks Creek
- Jackson
- Jackson North
- Jacksons Flat
- Jacky Bulbin Flat
- Jacob Creek
- Jacobs Well
- Jacup
- Jaffa
- Jaggan
- Jalbarragup
- Jaloran
- Jam Jarrup
- Jamberoo
- Jamboree Heights
- James Creek
- James Well
- Jamestown
- Jamieson
- Jamisontown
- Jan Juc
- Jancourt
- Jancourt East
- Jandabup
- Jandakot
- Jandowae
- Jane Brook
- Jannali
- Japoonvale
- Jardee
- Jardine
- Jarklin
- Jarra Creek
- Jarrahdale
- Jarrahmond
- Jarrahwood
- Jarvis Creek
- Jarvisfield
- Jaspers Brush
- Jaunter
- Jeebropilly
- Jeeralang
- Jeeralang Junction
- Jeetho
- Jeffcott North
- Jeir
- Jelcobine
- Jellat Jellat
- Jellinbah
- Jemalong
- Jembatcumbene
- Jennacubbine
- Jennapullin
- Jennings
- Jenolan
- Jensen
- Jeogla
- Jeparit
- Jerangle
- Jerdacuttup
- Jeremadra
- Jeremy
- Jericho
- Jericho
- Jerilderie
- Jerona
- Jerrabattgulla
- Jerrabomberra
- Jerramungup
- Jerrara
- Jerrawa
- Jerrawangala
- Jerrong
- Jerrys Plains
- Jerseyville
- Jeruk
- Jerusalem
- Jervis Bay Territory
- Jervois
- Jesmond
- Jetsonville
- Jewells
- Jiggi
- Jil Jil
- Jilakin
- Jilkminggan
- Jilliby
- Jimboomba
- Jimenbuen
- Jimna
- Jincumbilly
- Jindabyne
- Jindalee
- Jindalee
- Jinden
- Jindera
- Jindivick
- Jindong
- Jingalup
- Jingellic
- Jingera
- Jingili
- Jitarning
- Joadja
- Joanna
- Joel Joel
- Johanna
- Johnburgh
- Johns River
- Johnsonville
- Johnston
- Johnstown
- Jolimont
- Jollys Lookout
- Jondaryan
- Jones Creek
- Jones Gully
- Jones Hill
- Joondalup
- Joondanna
- Jordan Springs
- Josephville
- Joskeleigh
- Joslin
- Joyces Creek
- Joyner
- Jubilee Heights
- Jubilee Pocket
- Judbury
- Judds Creek
- Jugiong
- Julago
- Julatten
- Julia
- Julia Creek
- Julimar
- Jumbuk
- Jumbunna
- Junabee
- Junction Hill
- Junction View
- Junction Village
- Jundah
- Junee
- Junee Reefs
- Jung
- Junortoun
- Jupiter Creek
- Jurien Bay
