General enquiry :-
Telephone: (852) 2921 2222 / Fax : (852) 2868 0094 / E-mail: hkpo@hkpo.gov.hk
Tracing of mail item :-
Telephone : (852) 2921 2560 or (852) 2921 2211 / Fax : (852) 2543 0469 / E-mail: mto@hkpo.gov.hk
(Mail enquiry form (Pos 28B) could be submitted online or obtained at any post office.)