Japan Post has reported that 330 post offices were destroyed or damaged by the massive earthquake and tsunami on 11 March.Road diversions and other major disruptions have affected domestic mail distribution. The international mail exchange offices are operational.Power cuts in the eastern parts of Japan, including Tokyo, have made it difficult for Japan Post to send and receive immediate track and trace data for express mail, parcels and registered items at its exchange offices (Narita Airport and Kawasaki Port), and in other offices in the affected areas.Japan Post’s network consisted of 24,539 post offices prior to the earthquake.