The provisional registers of electors and omissions lists were released today for public inspection until August 25.
There are about 3.69 million registered electors for geographical constituencies, up by 182,000 compared to last year.
About 3.41 million electors are registered for the District Council (second) functional constituency, while other functional constituencies have 229,000 registered electors.
Registered electors can log in to the Online Voter Information Enquiry System or call 2891 1001 to ask about their registration particulars.
The Registration & Electoral Office will publish the final registers of electors on or before September 25.