By definition, OSP represents all telecom equipment and services related to the network installation from the exchange Main Distribution Frame (MDF) or Optical Distribution Frame (ODF) to the subscriber premises (or to other MDF/ODF).
frame | East Coast Main Line | West Coast Main Line | Main | Offenbach am Main | Linux distribution | Great Central Main Line | Main (river) | distribution | CBS Television Distribution | Midland Main Line | Main Street | Rhein-Main-Verkehrsverbund | main battle tank | Distribution (business) | Brighton Main Line | Spanish Main | Normal distribution | Main South Line | Main Southern railway line, New South Wales | Rhine-Main S-Bahn | MGM Distribution | Main Western railway line, New South Wales | Communist Party of Spain (main) | American Jewish Joint Distribution Committee | State and Main | South Wales Main Line | Rhein-Main Air Base | Main Central Road | Janet Frame |