Zayo Group has successfully completed the offering of a new $400 million term loan tranche under its existing credit agreement. The net proceeds were primarily used to finance the previously announced acquisition of Allstream.

Morgan Stanley Senior Funding served as the sole lead arranger on the offering.

The $400 million new term loan tranche was priced at 99.0 and will bear interest at a rate of LIBOR plus 3.50%, with a minimum LIBOR rate of 1.0%. No other terms of the credit agreement were amended.

Boulder, CO-based Zayo Group Holdings provides communications infrastructure services, including fiber and bandwidth connectivity, colocation and cloud services to the world’s leading businesses.