Northwest you mean, there is plenty of evidence for the Northeast.
The Siwaaqroon live geographically to the north of most Isaaq.
Yeah, but traditionally and colloquially, North or Waqooyi means Somaliland. Puntland is referred to as Bari.
If you said Northwest, most Somalis would assume you mean Awdal (Boorama) and Waqooyi Galbeed (Hargeisa).