13,394 NPCs

Classic reference; current Forever availability is unconfirmed.

NPCLevelTitleZone
Gorishi Worker51–52Un'Goro Crater
Gorishi Reaver51–53Un'Goro Crater
Gorishi Stinger52–53Un'Goro Crater
Gorishi Tunneler52–53Un'Goro Crater
Muculent Ooze48–50Un'Goro Crater
Primal Ooze50–52Un'Goro Crater
Glutinous Ooze52–54Un'Goro Crater
Stone Guardian60–61Un'Goro Crater
Estelle Gendry25Undercity
Ghok'kah43Tailoring SuppliesDustwallow Marsh
Vizzklick50Tailoring SuppliesTanaris
Gnoarn20Ironforge
Fenwick Thatros16Silverpine Forest
Jun'ha31Tailoring SuppliesArathi Highlands
Scarlet Trainee30Scarlet Monastery
Brienna Starglow40Tailoring SuppliesFeralas
Bingles Blastenheimer16Loch Modan
Shoni the Shilent17Stormwind City
Ravasaur Matriarch50Un'Goro Crater
Clutchmother Zavas54Un'Goro Crater
Gruff57Un'Goro Crater
King Mosh60Un'Goro Crater
Uhk'loc53Un'Goro Crater
Rokar Bladeshadow35Durotar
Overseer Glibby16The Barrens
Harroc5Durotar
"Plucky" Johnson1Thousand Needles
Monnos the Elder54Azshara
Magister Hawkhelm52Azshara
Antilos50Azshara
Lady Sesspira51Azshara
General Fangferror51Azshara
Gatekeeper Rageroar50Azshara
Master Feardred52Azshara
Huge Toad1Swamp of Sorrows
Gelkak Gyromast18Darkshore
Lord Cyrik Blackforge23The Barrens
The Threshwackonator 410020The First MateDarkshore
Westfall Woodworker5Westfall
Baritanas Skyriver55Hippogryph MasterDesolace

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.