Basa Simalungu bara Sahap Simalungun (ri basa Simalungu) ince'emo basa au ndapake wa'a to Simalungu au moroo ri Rampulemba Simalungu, Sereda Bedagai, Deli Sereda, Dairi, Medani, jela ri Tapanuli ri Indonesia.
Basa Simalungu bara Sahap Simalungun (ri basa Simalungu) ince'emo basa au ndapake wa'a to Simalungu au moroo ri Rampulemba Simalungu, Sereda Bedagai, Deli Sereda, Dairi, Medani, jela ri Tapanuli ri Indonesia.