Repair work is due to takes place on Portswood Road from Monday morning (Feb 27).
Scottish and Southern Electricity Networks (SSEN) will be doing repairs outside Swaythling Spiritualist Church.
It's estimated it will take two weeks.
Two-way lights will be in place on Portswood Road to control traffic flow around the works area.
Meanwhile the repair work on Bevois Hill between Bevois Valley and Lodge Road have now been completed, says the council.