The Sundered Frontier Timeline

You might want to do the Sentinel's Fate Crafting Timeline concurrently if you are a crafter.

City Representatives
These should be done in tandem with the main questline that starts with Taglfitz.
 * 1) [80] Establishing a Basecamp
 * 2) [80] Scouting the Possibilities
 * 3) [82] Let the Adventure Begin!

Taglfitz Von Gearbender

 * 1) [78] Skills of Deduction

Captain Ghalib Elbaz

 * 1) [78] What a Strange Place...
 * 2) [78] A Rat's Chance
 * 3) [79] Everything has a Beginning
 * 4) [79] Knowledge Through Experimentation
 * 5) [81] A Letter of Summons
 * 6) *This quest is offered via the Norrathian mail after you complete Lack of Documentation.
 * 7) [82] Strange Looking Bones
 * 8) *Though not directly offered by Ghalib, it is started by examining the Strange Looking Bones (Item) in your inventory after finishing Completing the Reporting Chain.
 * 9) [83] Investigating Strange Bones
 * 10) *This quest will be offered after you have completed most if not all of the quests on Kerra Isle and in Stonebrunt Encampment.

Ishaq Al'Nair

 * 1) [79] Not Everything has a Manual
 * 2) *[79] A Little Bit of Arcana
 * 3) *[79] A Touch of the Elements
 * 4) *[79] A Pinch of Necromancy
 * 5) [79] Bringing It All Together
 * 6) [80] Further Research Required

High Commander Fawzi Zaim

 * 1) [80] Elemental Studies

Researcher Ma'jok

 * 1) [80] Progression of the Elements
 * 2) [80] Earth Bending
 * 3) [80] Conquering the Elements
 * 4) [80] Control over the Elements

Alim Dabir

 * 1) [80] Progression of the Arcane
 * 2) [80] Just a Jump to the Left
 * 3) [80] Arcana and Teleportation
 * 4) [80] Completed Arcane Studies

Nudhir Il'qatai

 * 1) [80] Knowledge through Necromancy

Apprentice Aulerun

 * 1) [80] A Test of Death
 * 2) [80] A Test of Life
 * 3) [80] Control Over Death
 * 4) [80] An Uneasy Request
 * 5) [80] A Potion Remedy

Loridan Kol'Etta

 * 1) [82] Shoo Them Away

Ishaq Al'Nair

 * 1) [81] A Rodent Problem

Zafirah Aamira

 * 1) [81] Kill 10 Rats
 * 2) [81] Joining Their Ranks
 * 3) [81] There Must Be Something More...
 * 4) [81] Scribblings on the Wall
 * 5) [81] Tread Lightly
 * 6) [81] Archiving the Reports

Saihah Al'Lad

 * 1) [81] Current Troubles
 * 2) [81] The Hole Truth
 * 3) [81] Lack of Documentation

Elder Shahib Zaim

 * 1) [90] Mending a Broken Land (solo mark quest)
 * 2) [90] The Never Ending Mending of a Broken Land (daily repeatable solo mark quest)

Delinah Khahiz

 * you must be at least level 85 adventurer to start the following signature quest.
 * 1) [85] The Footsteps of Dartain: Emergence
 * 2) [85] The Footsteps of Dartain: Observation
 * 3) [85] The Footsteps of Dartain: Discovery
 * 4) [85] The Footsteps of Dartain: Awakening
 * 5) [??] The Footsteps of Dartain: Experimentation

Additional Quests

 * 1) [80] Ruined Teleporter

Alwari Yuk'sel

 * 1) [81] You Dirty Rat!

Saihah Al'Lad

 * 1) [81] Distorted view
 * 2) [81] Through the Looking Glass
 * 3) [81] Rock Biters
 * 4) [81] Source of the Rumblings
 * 5) [81] Setting the Bait

Ishaq Al'Nair

 * 1) [81] Personal Attention
 * 2) [81] Methodical Research
 * 3) [81] Obscure Vision
 * 4) [81] Mind Numbing Substance
 * 5) [81] Herbal Remedies
 * 6) [81] Dem Bones
 * 7) [81] Delivering Bag O' Bones

Quindel Far'Dorleh

 * [82] A Heart of Stone

Seth Xrik'Sel

 * [82] Living Trees of Stone

Toxxulia Forest

 * [85] Hunting for the Hunters (repeatable) -- from Hunter Rajik
 * [82] Foraging for Goodies (repeatable) -- from Forager Rilloke
 * [81] A Trip to the Isle -- from Boralius

Fazia Al'Khattab

 * 1) [82] Protecting the Encampment
 * 2) [81] River Rock Research
 * 3) [81] Sifting Through the River Rock
 * 4) [81] Lost Rations
 * 5) [82] Informing the Leadership
 * 6) [81] Sneaky Kerrans
 * 7) [81] Catching the Spy
 * 8) [81] More Lost Rations
 * 9) [81] Rocky Road
 * 10) [81] Stone Cold Delivery

Warriden Jupidor

 * 1) [82] A Toxic Concern
 * 2) [82] Follow the Food chain
 * 3) [82] The Food Source

Masih Najjar

 * 1) [82] Enhancing the Patrols
 * 2) [82] Scout Reports
 * 3) [82] Replacing the Missing Patrol
 * 4) [82] Completing the Reporting Chain

Inayat Wijdani

 * 1) [82] An Interesting Find

Hitus Sharpclaw

 * 1) [83] Nom Noms
 * 2) [83] Stealin' Ur Milk
 * 3) [83] I Can Has...
 * 4) [83] You can has...
 * 5) [84] A Royal Crush

Ritualist Joyaren

 * 1) [83] Going Coconuts
 * 2) [83] Mother's Milk
 * 3) [83] Nice Kitty...
 * 4) [83] Cats and Dogs
 * 5) [83] Yityen Case

Shaman Yityen

 * 1) [83] Warding the Isle
 * 2) [83] Displaced Hopes
 * 3) [83] To Catch a Rat
 * 4) [84] A Trap in the Hand...
 * 5) [83] Sunday Sunday Sunday
 * 6) [84] Check the Traps

Pitmaster Shar'rik

 * 1) [83] In This Corner
 * 2) [84] Returning Victorious

Simerah Everfur

 * 1) [84] The Missing Fuzzy

Tiger Caretaker Mik'roe

 * 1) [84] A Dirty Job
 * 2) [84] Feed the Tigers (Repeatable once a day)

Kerra Queen Martah

 * 1) [83] Grape Apes
 * 2) [83] Gorililililas!
 * 3) [83] There and Back Again
 * 4) [83] Here Kitty Kitty

Kejek Chief Nuryen

 * 1) [84] They Cannot be Trusted
 * 2) [84] Proof Positive!
 * 3) [84] Need More Proof

Lillithiah Feathertail

 * 1) [84] Worrisome Rumors
 * 2) [84] Feathers for Peace of Heart

Jin'tu

 * 1) [83] Proving Intentions
 * 2) [83] Ensuring the Corruption
 * 3) [83] Where the Rare Plant Grows
 * 4) [83] Grinding Bones
 * 5) [83] Battle of Ages Past

Mgi'mu

 * 1) [83] Village People

Luah Seigh

 * 1) [83] Fishing Dangerously

Svyi Tu'usto

 * 1) [83] Preparing for the Worst
 * 2) [83] Training the Young
 * 3) [83] A Day in the Life

Majho Jung

 * 1) [83] Carving the Past
 * 2) [83] Cementing the Pieces
 * 3) [83] One Chip at a Time
 * 4) [83] Shiny In and Out

Mashi Su'Wah

 * 1) [83] Fancy Dishes

Mushien Lou

 * 1) [83] Culture and Poetry
 * 2) [83] Leaves of Green
 * 3) [83] The Water of the Tiger
 * 4) [83] Partaking of Tea and Soul

Jaen Tiuni

 * 1) [83] Bamboo Bending
 * 2) [83] Meeting the Locals
 * 3) [83] Need to Stick Together
 * 4) [83] A Pic-a-nic Basket

Wan Sengo

 * 1) [83] To Paint a Pretty Picture

Cio'lii

 * 1) [83] Food, Food, and More Food!
 * 2) [83] Searching Far and Wide
 * 3) [83] Respect Your Elders

Elder Su'Linh

 * 1) [84] Going Over the Great Wall
 * 2) [84] Paying Respects
 * 3) [84] Making Life a Bit Easier
 * 4) [84] The Matron Mandates

Matron T'Akinu

 * 1) [83] Buried Troubles
 * 2) [84] Grab and Go
 * 3) [84] Toxic Teachings
 * 4) [84] Clawing the Way Out
 * 5) [84] Bring Me a Shrubbery
 * 6) [84] Sapping the Saplings
 * 7) [84] Meeting the Progeny

Bai'Yun

 * 1) [84] A Visual Emergency
 * 2) [84] Handbook for the Recently Deceased

Ritsy

 * 1) [85] Ritsy Delivery
 * 2) [85] Ritsy Business
 * 3) [90] Ritsy Rewards (Heroic)
 * 4) [90] Ritsy's Lucky String (Heritage Quest)

Item Triggered Quests

 * [79] The One That Got Away
 * [79] An Unfulfilled List
 * [85] Justice for JoJo (Heritage Quest)
 * [86] An Old Troll's Head