13,394 NPCs

Classic reference; current Forever availability is unconfirmed.

NPCLevelTitleZone
Lunar Festival Harbinger55Undercity
C'Thun Portal63Ahn'Qiraj
Large Spotlight60Moonglade
Lunar Festival Vendor55Moonglade
Sergeant Carnes59–60Silithus
Darnassus Reveler1Moonglade
Ironforge Reveler1–59Moonglade
Undercity Reveler1Moonglade
Orgrimmar Reveler1Moonglade
Fariel Starsong60Coin of Ancestry CollectorMoonglade
Thaddius63Naxxramas
Stalagg63Naxxramas
Feugen63Naxxramas
Grobbulus63Naxxramas
Gluth63Naxxramas
Heigan the Unclean63Naxxramas
Maexxna63Naxxramas
Grand Widow Faerlina63Naxxramas
Noth the Plaguebringer63Naxxramas
Anub'Rekhan63Naxxramas
Ouro Spawner60Ahn'Qiraj
Lunar Festival Sentinel60Moonglade
The Master's Eye63Ahn'Qiraj
Dread Creeper61Naxxramas
Carrion Spinner61Naxxramas
Venom Stalker61Naxxramas
Infectious Skitterer61Naxxramas
Crypt Reaver61Naxxramas
Tomb Horror61Naxxramas
Naxxramas Cultist61Naxxramas
Naxxramas Acolyte61Naxxramas
Sartura's Royal Guard61Ahn'Qiraj
Sapphiron63
Kel'Thuzad63Naxxramas
Lady Dena Kennedy60Stormwind City
Aldris Fourclouds5Darnassus
Colara Dean5Stormwind City
Deathguard Tor5Tirisfal Glades
Elenia Haydon5Undercity
Lieutenant Jocryn Heldric5Stormwind City

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.