13,394 NPCs

Classic reference; current Forever availability is unconfirmed.

NPCLevelTitleZone
Squirrel1Moonglade
Janey Anship25Stormwind City
Lisan Pierce25Stormwind City
Suzanne25Stormwind City
Grimand Elmore50Stormwind City
Young Wetlands Crocolisk21–22Wetlands
Bluegill Raider28–29Wetlands
Fizzles1Stormwind City
Toad1Dustwallow Marsh
Private Merle31Rebel SoldierStranglethorn Vale
Corporal Sethman40Stranglethorn Vale
Stormwind Guard23Elwynn Forest
Master Digger15Westfall
Grizlak15Loch Modan
Riverpaw Miner14–15Westfall
Harlan Bagley12Stormwind City
Rema Schneider35Stormwind City
Thurman Schneider2Stormwind City
Tomas10CookElwynn Forest
Suzetta Gallina30Stormwind City
Renato Gallina45Stormwind City
Menethil Sentry41–42Wetlands
Zardeth of the Black Claw60Stormwind City
Thomas Booker20Wetlands
Lord Baurles K. Wishock10House of NoblesStormwind City
Milton Sheaf15LibrarianStormwind City
Brak Durnad25WeaponsmithWetlands
Helgrum the Swift60Swamp of Sorrows
Fel'zerul60Swamp of Sorrows
Brother Kristoff40Stormwind City
Jesse Halloran2Wetlands
Regina Halloran2Wetlands
Gimlok Rumdnul2Wetlands
Neal Allen20Engineering & General Goods SupplierWetlands
Witch Doctor Unbagwa42Stranglethorn Vale
Brahnmar25ArmorerWetlands
Camerick Jongleur25Wandering MinstrelWetlands
Gruham Rumdnul25General SuppliesWetlands
Dewin Shimmerdawn25Alchemy SuppliesWetlands
Jennabink Powerseam25Tailoring Supplies & Specialty GoodsWetlands

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.