Post Office Address e-Cert Service Hours Hong Kong General Post Office 2 Connaught Place, Central 8:00 a.m. - 6:00 p.m. Mon to Fri 8:00 a.m. - 5:00 p.m. Sat Gloucester Road Post Office 1/F, Revenue Tower, 5 Gloucester Road, Wan Chai 9:30 a.m. - 5:00 p.m. Mon to Fri 9:30 a.m. - 1:00 p.m. Sat Kowloon Kwun Tong Post Office G/F, Units A and B, Bamboos Centre, 52 Hung To Road, Kwun Tong 9:30 a.m. - 5:00 p.m. Mon to Fri 9:30 a.m. - 1:00 p.m. Sat Tsim Sha Tsui Post Office G & 1/F, Hermes House, 10 Middle Road 9:00 a.m. - 6:00 p.m. Mon to Fri 9:00 a.m. - 5:00 p.m. Sat New Territories Sha Tin Central Post Office 1/F Shatin Government Offices, 1 Sheung Wo Che Road 9:00 a.m. - 5:00 p.m. Mon to Fri 9:00 a.m. - 1:00 p.m. Sat Tsuen Wan Post Office 1/F, Tsuen Wan Government Offices Building, 38 Sai Lau Kok Road, Tsuen Wan 9:00 a.m. - 5:00 p.m. Mon to Fri 9:00 a.m. - 1:00 p.m. Sat Yuen Long Post Office Shop B, G/F, 8 Yuen Long Pau Cheung Square, Yuen Long 9:00 a.m. - 5:00 p.m. Mon to Fri 9:00 a.m. - 1:00 p.m. Sat