What does RRO stand for?

What does RRO mean?

RRO	Revised Regulations of Ontario Regional » Canada Provinces
RRO	Regulated Rate Option Computing » Telecom
RRO	Rocky Road Outfitters Business » Firms
RRO	Sorrento, Italy Regional » Airport Codes
RRO	Regional Reliability Organization Business » General
RRO	Regional Reliability Organization Governmental » NASA
RRO	Resource Recovery Office Governmental » US Government
RRO	Resource Recovery Office Governmental » Military
RRO	Registered Roof Observer Governmental » US Government
RRO	Registered Roof Observer Business » Positions
RRO	Reproduction Rights Organization Governmental » US Government
RRO	Royal Resources Online Business » Firms
RRO	Rorento Nv Business » London Stock Exchange