When debugging the multithreaded application, the engineers examined the call stacks to trace the source of the race condition.

He scheduled several telephone calls with clients for next week.

Every morning he calls up the team to confirm their assignments.

The sudden increase in call ups overwhelmed the small town's administrative office.

Every time a severe storm is forecast, the event planner calls off the outdoor concert to keep the guests safe.

Many companies outsource customer support to call centres overseas.

Many international companies outsource their customer support to call centers in different time zones.

She left a delicate calling card at the hostess's door to ensure she would be remembered after the party.

Please join the conference call at 3 PM to discuss the quarterly report.

We scheduled three conference calls for next week to coordinate the product launch.