13,394 NPCs

Classic reference; current Forever availability is unconfirmed.

NPCLevelTitleZone
Morgan the Collector10Elwynn Forest
Defias Rogue Wizard9–10Elwynn Forest
Kobold Tunneler5–6Elwynn Forest
Kobold Geomancer7–8Elwynn Forest
Riverpaw Outrunner9–10Elwynn Forest
Rusty Harvest Golem9–10Westfall
Defias Footpad10–11Westfall
Elling Trias30Master of CheeseStormwind City
Elaine Trias30Mistress of CheeseStormwind City
Blackrock Outrunner20–21Redridge Mountains
Tharil'zun24Redridge Mountains
Protector Bialon30The People's MilitiaWestfall
Protector Weaver30The People's MilitiaWestfall
Protector Dutfield30The People's MilitiaWestfall
Protector Gariel30The People's MilitiaWestfall
Quartermaster Lewis20QuartermasterWestfall
Watcher Bukouris35The Night WatchDuskwood
Watcher Keefer38The Night WatchDuskwood
Watcher Paige28The Night WatchDuskwood
Riverpaw Scout12–13Westfall
Riverpaw Herbalist14–15Westfall
Benny Blaanco15Westfall
Lord Malathrom31Duskwood
Defias Trapper12–13Westfall
Greater Tarantula19–20Redridge Mountains
Sergeant Brashclaw18Westfall
Fenros32Duskwood
Insane Ghoul26Duskwood
Murloc Netter14–15Westfall
Smith Argus24Journeyman BlacksmithElwynn Forest
Murloc Raider11–12Westfall
Murloc Oracle16–18Westfall
Yowler25Redridge Mountains
Slark15Westfall
Brack19Westfall
Lupos23Duskwood
Mor'Ladim35Duskwood
Thor55Gryphon MasterWestfall
Rockhide Boar7–8Elwynn Forest
Mangy Wolf5–6Elwynn Forest

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.