Similar to 東経155度線
- 西経20度線20th meridian west
- 西経21度線21st meridian west
- 西経22度線22nd meridian west
- 西経23度線23rd meridian west
- 西経24度線24th meridian west
 - 西経25度線25th meridian west
- 西経26度線26th meridian west
- 西経27度線27th meridian west
- 西経28度線28th meridian west
- 西経29度線29th meridian west
 - 西経30度線30th meridian west
- 西経31度線31st meridian west
- 西経32度線32nd meridian west
- 西経33度線33rd meridian west
- 西経34度線34th meridian west
- 西経35度線35th meridian west
- 西経36度線36th meridian west
- 西経37度線37th meridian west
 - 西経38度線38th meridian west
- 西経39度線39th meridian west
- 西経40度線40th meridian west
- 西経41度線41st meridian west▼-1 trends
- 西経42度線42nd meridian west▼-1 trends
- 西経43度線43rd meridian west
- 西経44度線44th meridian west
 - 西経45度線45th meridian west
- 西経46度線46th meridian west▼-1 trends
- 西経47度線47th meridian west