Who called from 6463959909

Received call at 11:45AM.  Caller ID: New York - Did not pick up - No message left.

Internet search info:

Level 3 Communications
Telecommunications company
Level 3 Communications is an American multinational telecommunications and Internet service provider company headquartered in Broomfield, Colorado. It operates a Tier 1 network. Wikipedia
Stock price: LVLT (NYSE) $52.86 -0.14 (-0.26%)
Jul 17, 11:54 AM EDT - Disclaimer
Technical support: 1 (877) 453-8353
Headquarters: Broomfield, CO
CEO: Jeff Storey
Founded: 1985, United States of America

No message, now blocked

called today   no one answered when I picked up.  now blocked

They said they were calling from kiwi a supplier for national grid and we're going to give me a fixed rate.  I got suspicious and hung up.

No message.
Tx for info left here!