02 8844 8700
http://www.fitnessfirst.com.au
Mon-Thu 6am-10pm, Fri 6am-9pm, Sat 8am-7pm, Sun...
02 9954 3784
http://www.jetts.com.au/clubs/north-sydney
Mon-Thu 11am-3pm & 4pm-7.30pm, Fri 11am-3pm, Sa...
02 6762 4368
Mon-Thu 12pm-7pm, Fri-Sat 9am-12pm, Sun Unstaffed