The development, which marks the first time U.S. consumers will be able to provide this data for their credit reports, is the latest in a number of changes that will likely increase credit scores for consumers who have low or no scores because they have a limited history of borrowing from banks and other mainstream lenders. The move could also help subprime borrowers whose scores are currently lower than what some lenders require.

https://www.wsj.com/articles/want-a-better-credit-report-soon-your-cellphone-bill-could-help-11545129001