NOTE: Effective 1
December 2003, all Bahrain numbers were converted to 8
digits:
Previous six-digit fixed line numbers were prefixed by
17.
Previous seven-digit mobile numbers were prefixed by
3.
Parallel running of old and new number formats began on 1 December
2003 and will remain available until 1 June 2004,
when only the
new eight-digit numbers will be valid.
The old numbers will then be connected to a recorded
announcement.
City Codes not required.