13,394 NPCs

Classic reference; current Forever availability is unconfirmed.

NPCLevelTitleZone
Felguard Sentinel58–59Mount Hyjal
Defiling HoundUnknownMount Hyjal
Johun "Punchy" DillasUnknownMount Hyjal
Doomguard59
Eternal SentryUnknown
Rugged TravelerUnknown
Ragged TravelerUnknown
Forgotten Soldier57
Yala Windwatcher5Zephras Isle
Sarinnia WormwingUnknown
Rustleaf Fox56Mount Hyjal
Skunk1Mount Hyjal
Nordrassil GrovewalkerUnknown
Wildbreath Chimaerok57–59Mount Hyjal
Mountain Squallclimber57–59
Nightsaber GuardianUnknownMount Hyjal
Morqhan ArkanevUnknownMount Hyjal
Fenwick Togglespring57Aspiring RocketgliderMount Hyjal
Blackthorne Cultist60Blackthorne PactMount Hyjal
Odd Child1Westfall
Hnaz Blunderflame58Mount Hyjal
Vile Fin Seer9–10Tirisfal Glades
Vile Fin Attacker9–11Tirisfal Glades
Tarnished ExemplarUnknown
Evin Schmidtt20Keeper of Bandarion KeepTirisfal Glades
WitherfangUnknown
SpiderUnknown
TarantulaUnknown
Paladin Trainee10Tirisfal Glades
Paladin Trainee10Tirisfal Glades
SkeletonUnknown
Shrieking BansheeUnknown
CadaverUnknown
Ragged GhoulUnknown
Mangled CadaverUnknown
Skeletal MageUnknown
BroodlingUnknown
Skeletal SoldierUnknown
GhoulUnknown
Stone WatcherUnknown

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.