13,394 NPCs

Classic reference; current Forever availability is unconfirmed.

NPCLevelTitleZone
Penny Pinderton35Fruit VendorRiverglades
Brazier of Eternal Flame1Zephras Isle
Migi1Orgrimmar
Brog1Orgrimmar
Thra1Orgrimmar
Mogra1Orgrimmar
Puk1Orgrimmar
Thatog25Orgrimmar
Aka'rai34Desolace
Prairie Wolf Pup1–20Undercity
Frog Familiar20–28The Barrens
Mayhoa Skyhoof5Girl with PuppiesOrgrimmar
RandalUnknownAlterac Mountains
Brazier of Offering1Zephras Isle
Manifestation of Flames12Zephras Isle
Lava Spout Totem10Zephras Isle
Plains ProwlerUnknownRiverglades
Spectral Bear Cub30Thunder Bluff
DronUnknownThe Iron Foot
Night Elf Courier15Stonetalon Mountains
IcemawUnknown
MirrorscaleUnknown
Eylah Sunhorn55Sun Priest of An'sheThunder Bluff
Snow Leopard Prowler6Dun Morogh
Image of Archmage Modera60Alterac Mountains
Kirin Tor NecromancerUnknown
White Riding Kodo1Stonetalon Mountains
Grey Riding KodoUnknownStonetalon Mountains
Brown Riding Kodo1Stonetalon Mountains
Lavender Riding Kodo1Stonetalon Mountains
Tylana Clawhoof30Kodo MountsStonetalon Mountains
Mountaineer Ylva10–17Loch Modan
Carnivorous Weed36–38Stranglethorn Vale
Headsplitter15–17Loch Modan
HailspiteUnknown
Famished BlackworgUnknownSearing Gorge
KuromaUnknown
KamuroUnknown
Excitable Slime1Undercity
Theramore Elite55Dustwallow Marsh

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.