13,394 NPCs

Classic reference; current Forever availability is unconfirmed.

NPCLevelTitleZone
Lava Spout Totem37
Boar Spirit19–20
Captain Drakoar31
Kernon Shadowclaw33
Guardian of Backus62
Aqua Guardian22–23
Earthgrab Totem50
Riding Tiger (White Striped)1
Riding Raptor (Emerald)1
Riding Tallstrider (Ivory)1
Minor Phantasm14
Lesser Phantasm22
Phantasm60
Greater Phantasm38
Fire Nova Totem II24
Fire Nova Totem III37
Windfury Totem35
Spitelash Sorceress49–50
Affray Challenger26–27
World Skinning Trainer10Skinning Trainer
Anathera19
Latherion19
Azgalaril10
Asjorah20
Flame Elemental17–18
Horde Wargryphoner45Wargryphon Master
Alliance Wargryphoner45Wargryphon Master
Skeletal Horse1
Kurzen Mindslave44
Ward of Zanzil46
Skeleton24–25
Riding Skeletal Horse (Black)1
Illusionary Phantasm32–33
GOSSIP TEST DUDE1
Stone Warden60–61
Cat Form (Night Elf Druid)1
Cat Form (Tauren Druid)1
Travel Form (Druid)1
Peasant (Wood)1–2
"Plucky" Johnson's Human Form1

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.