13,394 NPCs

Classic reference; current Forever availability is unconfirmed.

NPCLevelTitleZone
Wyrmkin Berserker51Feralas
Frenzied Whelp51Feralas
Dreamspring Roguefeather51Feralas
Dreamspring Stormcaller49–50Feralas
Lost Daughter51Feralas
Vengeful Son51Feralas
Slirena9999Harpy QueenFeralas
Mellias Earthtender50Druid of the ClawFeralas
Nerene Brooksinger50Druid of the ClawFeralas
Jamniss Treemender50Druid of the ClawFeralas
Dreamshadow Imp50Feralas
Field Captain Palandar25Duskwood
Elrick45Dustwallow Marsh
Calefactus the Unleashed50Blasted Lands
Magister Falath45Quel'danil Lodge EmissaryIronforge
Treant Avatar50Feralas
Nightmare Amalgamation9999Ashenvale
Corrupt Moderate Manifestation of Air46–47The Hinterlands
Namida Grimtotem43Feralas
Groddoc InfantUnknownFeralas
Enraged Leywalker47Searing Gorge
Boss "Gobb" Goldnick41Dream Profits and ExtractionsAshenvale
Iodax the Obliterator50Searing Gorge
Grendag Brightbeard50Ironforge
Corrupt Moderate Manifestation of Fire47–48Searing Gorge
Corrupt Moderate Manifestation of Earth45–46Tanaris
Quartermaster Kyleen40Ashenvale
Fel Scar1Blasted Lands
Whisperwing50Guardian of AzsharaAzshara
Blightbark50Guardian of FeralasFeralas
Tyrant of the Hive46Feralas
Simmering Elemental41–42Feralas
Odd Totem1Tanaris
Lethlas52Feralas
Phantim42Ashenvale
Green Sludge50The Hinterlands
Fire Elemental27Duskwood
Fel Interloper45–48Blasted Lands
Shrine of the Watcher1Azshara
Echo of a Lost Soul1The Hinterlands

Classic reference data from QuestieDB (Forever data, commit c5de61a), with positions on Forever's zone maps. It doesn't confirm that an NPC, location, quest or item is in Forever.