Jingle Networks, the company that operates national telephone directory assistance (1-800-FREE-411), landed $7.5 million in a fourth round of funding, according to VentureWire. The Menlo Park, Calif. firm will add this sum to the $75 million in capital it previously raised from Goldman Sachs, Hearst, IDG Ventures, Liberty Associated Partners and Comcast Interactive Capital. First Round Capital joined for the recent round.

Jingle Networks operates through voice-recognition software that breaks down callers’ queries. It brings in revenue by playing a brief ad before providing an answer. It last raised capital in April amounting to $13 million.