BAHRAIN POST HEAD OFFICE - SORTING CENTER. Location : Building No 725, Road 1510, AL Hidd Timings : (Saturday - Thursday) 6am-7pm Hotline : 80001100 Hotline : 80001100 View on Map. DIPLOMATIC AREA POST OFFICE. Location : Building No 60, Road 1701, Manama 317 Timings : (Saturday - Thursday) 7am-2pm