Black Desert Online People of Western Balenos Knowledge guide with locations of all the NPCs.
The guide is created in the same order as the Knowledge in game (accessed by press H). People of Western Balenos can be found under Character. Use it to look up the knowledge you are missing (marked as ???).
Work supervisor in Olvia
Furniture dealer next to Kafu
Cook inside the tavern
Corin is a Jeweler next to Bofin.
Bofin is a Seed vendor next to Corin.
Guild Manager in Olvia.
Storage keeper in Olvia
Skill instructor in Olvia
Ellonian Priest in Casta Farm
Material Vendor at Wale Farm
The other skill instructor north of Olvia
General Goods vendor in Olvia
Another General Goods vendor.
Trade Manager in Olvia
Material Vendor in Olvia
Stable Keeper on the west end of Olvia
Third General Goods vendor in Olvia
Lone otter fisher all the way north of Olvia near the coastline.
Stable Keeper on the east end of of Olvia
Blacksmith/Repair in Olvia