The '''Number Resource Organization''' '''(NRO)''' is the coordinating body for the world's five Regional Internet Registries ([[RIR]]s), which manage the allocation of [[IP Address|IP addresses]] and [[Autonomous System Numbers]]. | The '''Number Resource Organization''' '''(NRO)''' is the coordinating body for the world's five Regional Internet Registries ([[RIR]]s), which manage the allocation of [[IP Address|IP addresses]] and [[Autonomous System Numbers]]. |