Https://www.mobilfunk-talk.de/thread/92169-full-list-of-delt%F0%9D%93%AA-customer-service-24-7-live-person-support-numbers-a-complete/ https://www.mobilfunk-talk.de/thread/92169-full-list-of-delt%F0%9D%93%AA-customer-service-24-7-live-person-support-numbers-a-complete/