Regency · Nusa Tenggara Timur
1/8Sumba Barat Daya
Southwest Sumba Regency is a regency on Sumba Island in East Nusa Tenggara province of Indonesia. Established on 2 January 2007 out of parts of West Sumba Regency, the regency has its seat (capital) in Tambolaka (part of the town of Waitabula in the north), wh