How much to mail a letter Hong Kong?

* Standard Local Letter (up to 20g): HK$2.00

* Non-standard Sized Local Letter (up to 250g): HK$3.00

* Registered Local Mail: HK$3.90 (Registered article fee) + postage

* Local Airmail Letter: HK$12.00

* Local Courier Service: HK$15.00

For International Mail (Outside Hong Kong)

* Airmail Letter to Asia (up to 10g): HK$4.50

* Airmail Letter to Other Countries (up to 10g): HK$6.00

* Economy Mail Service to Main Overseas Destinations (up to 250g): HK$25.00

Please note that these prices are subject to change and may vary depending on the specific destination, weight and dimensions of the mail item. For the most up-to-date postage rates, it's best to consult with your local post office or check the Hongkong Post website.