13,394 NPCs

Classic reference; current Forever availability is unconfirmed.

NPCLevelTitleZone
Warug's Target Dummy26
Jezelle's Felhunter30
Jezelle's Felsteed40
Jezelle's Succubus40
Jezelle's Voidwalker40
Jezelle's Imp40
Caged Dwarf Female5
Caged Chicken5
Caged Rabbit1
Caged Toad1
Caged Sheep1
Lazlow Ashby20
Appolonia Kimble20
Guardian of Blizzard63
Lord Azrethoc's Image40
Jugkar Grim'rod's Image40
Summoned Viper20
Gelgann Direforge10Ironforge Surveyor
Serra Mountainhome10Ironforge Surveyor
Lizzle Sprysprocket9Ironforge Surveyor
Captain Armistice10Alliance Peacekeeper
Thurmonde the Devout10Alliance Peacekeeper
Grash Thunderbrew9Alliance Peacekeeper
Ben8Grash Thunderbrew's Pet
[PH] Party Bot15
Equipment Squirrel1
Maximum Squirrel1
Serpent Form1
Stoneskin Totem9
Strength of Earth Totem14
Fire Nova Totem14
Mesa Earth Spirit1
Fire Spirit1
Air Spirit1
Minor Manifestation of Air1
Nyx Bloodrage35iCoke Redemption Vendor
Tremor Totem53
Deviate Nightmare19–21
Owl Form1
Stoneskin Totem II14

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.