Year 973 (CMLXXIII) was a common year starting on Wednesday (link will display the full calendar) of the Julian calendar.

The Bahrain Telecommunications Regulatory Authority (TRA) is a governmental institution which regularly updates and publishes reports on the country's national numbering plan. The reports include all the number blocks used in the Kingdom of Bahrain.

Year 973 (CMLXXIII) was a common year starting on Wednesday (link will display the full calendar) of the Julian calendar.

The Bahrain Telecommunications Regulatory Authority (TRA) is a governmental institution which regularly updates and publishes reports on the country's national numbering plan. The reports include all the number blocks used in the Kingdom of Bahrain.