The Circle of Eight are traditionally followed in the cenral lands of Limbuld, Kor, and Taran. However the mercantile nations of Taipan, and Bevelinar also have a sizable following as well.
Primarily the Worshippers of the The Eight refer to the gods indirectly uses the titles or alternate names of the gods rather than directly and no individual really holds any one single god in favor over the others other than the clerics and priests who only hold the god worshipped in their temple slightly above the rest.