2014: Sprint (a US mobile phone network provider with around 55m customers) securitised its "wireless service accounts receivable" [assumed to be payments by customers for either mobile phone purchases and/or using mobile networks] in 2014. The receivables were sold into a group of banks thathad provided a $1,3bn financing facility to Sprint which incorporated a year revolving period. Details here
The securitisation deal is similar to a securitisation by Verizon except Verizon issued an ABS publicly whereas Sprint's offer was private to a group of banks