Sungai Lalang is a small town in Kuala Muda District, Kedah, Malaysia. It is located 5 kilometer north from Sungai Petani. Sg. Lalang River situated in this town flows into the Merbok River. People in Sungai Lalang uses two different postcodes, mainly differing by the generation of an area within Sungai Lalang; the older areas use the postcode of Bedong, 08100 w…Sungai Lalang is a small town in Kuala Muda District, Kedah, Malaysia. It is located 5 kilometer north from Sungai Petani. Sg. Lalang River situated in this town flows into the Merbok River. People in Sungai Lalang uses two different postcodes, mainly differing by the generation of an area within Sungai Lalang; the older areas use the postcode of Bedong, 08100 whereas recently developed areas use postcode of Sungai Petani, 08000. Generally, either postcodes are safe to use in the whole area of Sungai Lalang, with higher tendency to use 08000.