Yes, I have called a helpline before. I contacted the Jazz Helpline by dialing 111 because I was facing an issue with my mobile balance and internet package. At first, I was a little worried and confused about the charges. But when I called, the representative listened carefully and explained everything clearly. They guided me step by step and helped solve my problem. From that call, I learned that customer helplines are very helpful if you explain your issue calmly. I felt satisfied because my problem was resolved and I understood my package details better. So if you ever face any issue with your SIM or package, don’t hesitate to call the helpline. It really helps."