The Census Map of 2012 showing Weli-oya, a recently created and colonized division of the Mullaith-theevu district as an exclusive Sinhala division. The division has now wedged the contiguity between the Tamil districts Vavuniyaa in the Northern Province and Trincomalee in the Eastern Province, while it established contiguity with the Sinhala district Anuradhapura in the North Central Province.