When I had verizon this happened all the time. Mystery charges, now it seems that verizon will force you to go to court get the info. Just a warning to all those with verizon, watch your bills.
Montco woman wins victory over Verizon | Philly | 07/12/2011
Montco woman wins victory over Verizon | Philly | 07/12/2011
Bernice Keebler had a simple complaint: Verizon billed her $4.19 for six "local calls" but wouldn't tell her where she'd called - not unless she got a lawyer and a subpoena.