13,394 NPCs

Classic reference; current Forever availability is unconfirmed.

NPCLevelTitleZone
Guthrum Thunderfist55Gryphon MasterThe Hinterlands
Fyldren Moonfeather55Hippogryph MasterFeralas
Shyn55Wind Rider MasterFeralas
Orwin Gizzmick50Feralas
Thadius Grimshade50Blasted Lands
Sharpbeak5The Hinterlands
Thyn'tel Bladeweaver60Darnassus
Edana Hatetalon50Feralas
Sul'lithuz Sandcrawler45–47Zul'Farrak
Protector of the People40The People's MilitiaWestfall
Witch Doctor Uzer'i50Feralas
Ziggle Sparks46Holiday Fireworks Vendor
Wizbang Booms38Holiday Fireworks Vendor
Lillian Singh28Holiday Fireworks Vendor
Zikkel45BankerThe Barrens
Sul'lithuz Abomination47Zul'Farrak
Jaxxil Sparks24Holiday Fireworks Vendor
Kizzak Sparks24Holiday Fireworks Vendor
Rickle Goldgrubber55BankerStranglethorn Vale
Qizzik45BankerTanaris
Dirge Quikcleave43ButcherTanaris
Nixx Sprocketspring55Master Goblin EngineerTanaris
Antu'sul48Overseer of SulZul'Farrak
Pikkle40MinerTanaris
Wrinkle Goodsteel40Superior Armor CrafterTanaris
Sul'lithuz Hatchling30–35Zul'Farrak
Blizrik Buckshot43GunsmithTanaris
Lord Shalzaru47Feralas
Gikkix40FishermanTanaris
Sul'lithuz Broodling39Zul'Farrak
Jabbey40General GoodsTanaris
Brother Karman45Paladin TrainerDustwallow Marsh
Captain Evencane45Warrior TrainerDustwallow Marsh
Jannos Lighthoof50Druid TrainerFeralas
Loorana49Food & DrinkFeralas
Kulleg Stonehorn51Skinning TrainerFeralas
Sheendra Tallgrass50Trade SuppliesFeralas
Ruw50Herbalism TrainerFeralas
Camp Mojache Brave55Feralas
Janet Hommers40Food & DrinkDesolace

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.