кстати, пишут, что Паблик мобайл не репортит ваши платежи в кредитные бюро, как другие операторы, так что он не влияет на скор (расти он не будет за своевременную оплату)
borrowell.com/blog/what-is-a-credit-score?
Switching to a monthly cell phone plan: If you’re on a pay-as-you-go plan, you might want to consider switching to a monthly plan so that your payments get included on your credit report. However, make sure to check with your cell phone provider that they do report to the credit bureaus before signing up, as not all do. Cell phone plans are reported as an “open” tradeline on your credit report.