iPhone Calls Failed Repeatedly? Here's How to Fix It
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Burke Mamlin on Twitter: "#iOS 9.1 bug on #iPhone 6S… all calls fail with “Call Failed” popup. https://t.co/1oTmGldTNe didn't help 😖 🖕🏻#ios91 https://t.co/T3xNCr0hSa" / Twitter
Can't make calls to 611 or any toll free numbers on iPhone 12. Any suggestions? : r/verizon
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