Within HKL, there is a mini post office offering most of the common postal services. It is located at the main block near the lobby area.

The services provided by the mini post office include :-

1. Money Order / Postal Order
2. Payment for water, electricity and telephone bills
3. Quit rent payments for DBKL/ MPPJ/ MPS/ MPAJ
4. Stamps
5. Registered Mails
6. Parcels
7. Renewal of driving license, learner driver license and road tax
8. ASN, ASB