If you want to call two people at the same time on your iPhone, there are a few different ways to do it. The first way is to open the Phone app and tap on the person you want to call. Then, tap on the phone number that they have listed. The second way is to open the Contacts app and tap on the person you want to call. Then, tap on their name and select Call from the menu that pops up. The last way is to open the Messages app and type in a phone number for one of your contacts. Then, press Enter to send a message. ..