Any area that has a cart destination, boat destination, ley line node, is a starting location, has a faction bind point, or has a portal lamp is currently set up as half-dynamic.
To give you a list:
Actand: The Giant's Stairs
Amia Forest
Amia Forest: Cliffside Shrine
Amia Forest: Northwest
Amia Forest: Oakmist Vale
Amia Frontier: Brokentooth Cave
Bendir Dale
Bendir Dale: Town Hall
Benwick Hollow: Kampo's Trading Post
Benwick Hollow: Saladran Temple
Benwick Hollow: Shrine of Eilstraee
Benwick Hollow: Shrine of Eilistraee, Interior
Benwick Hollow: Silent Bay
Cordor: Central, The Watchtower
Cordor: East
Cordor: East, Interior
Cordor: East, The Nomad's Return
Cordor: North
Cordor: North, The Temple of Love
Cordor: South
Cordor: South, Interior
Cordor: West
Cordor: West Coast
Cordor: West, The Gentlemen's Club
Forest of Despair: North East
Gulf of Lumorier: Uhm Depression
Kohlingen: Dragonstone Keep Lower Halls
Kohlingen: Feylake District, Portal Chambers
Kohlingen: Greengarden District, Central
Kohlingen: Tritemple District
Kohlingen: Tritemple District, City Hall
Mylock Hills: Wyrmhold Ruins
Quagmire: Caves
Quagmire: Mercanary Camp
Quagmire: Ruins
Quagmire: Underlake
Ruins of Udos Dro'xun
Skull Crags: Crouching Lemur Monastery
Skull Crags: Foothills
Skull Crags: Glinulan's Hold Pit
Skull Crags: Guldorand
Skull Crags: Indoors
Skull Crags: Troll Cave Proving Grounds
Skull Crags: Trummels
Underdark: Hollow Cavern
Wharftown
That list does not contain the areas from Winya Ravanna, Nexus Hills, Lowland Swamps and Tarkuul because they have not yet been converted to dynamic.