You could have spared yourself an unnecessary trip by phoning in advance.

你要是先打个电话就用不着跑这一趟了。

《牛津词典》

Writing or phoning in person will allow you to set the agenda in advance……

帝自写信或打电话可以让你提前定好日程……

youdao

Workers between 18 and 34 years old are more prone to phoning in sick than their older colleagues.

和年长的员工相比，18岁至34岁的员工更爱打电话请病假。

youdao

Zwerdling and I worked independently, phoning in progress reports to editor Gudenkauf in Washington, when we could get to telephones.

NPR: Challenger: Reporting a Disaster's Cold, Hard Facts

Also, Rae Holt, 34, was arrested for allegedly phoning in a bomb threat at another Denver-area school, Pomona High School, on Wednesday.

CNN: Littleton authorities warned about Harris' death threats

So, for instance, Ukrainian listeners can hook up to World Service news by phoning in on their mobiles and listening to audio bulletins.

BBC: news via text reaches India