3.1 Alliance
Grinding Spots (Alliance)
1-20 - Newbie lands
Duskwood
26-30 - Duskwood quests and undead for grinding.
28-30 - Duskwood - Rotting Orchard
28-30 - Duskwood - Raven Hill Cemetary
29-31 - Duskwood - Vul'Gol Ogre Mound
Hillsbrad
26-30 - Hillsbrad critter roamers for grinding.
30-35 - Purgation isle (island in the very far Southwest water area of Hillsbrad)
Wetlands
20-26 - Wetlands quests and raptors/slime/orcs for grinding. Redridge mountain Lakeshire quests.
26-28 - WetlandsDragonmaw Encampment
26-28 - Wetlands - Whelgar's Excavation Site
3.2 Horde
Grinding Spots (Horde)
0-15 - Questing fastest possible XP
Barrens
15-18 - The Barrens - Harpies (loc 38,16)
18-22 - The Barrens - Bristleback(s)(loc 52,44)
22-24 - The Barrens - Bristleback(s) (loc 41,79)
Dustswallow Swamp
38-40 - Dustswallow Swamp - Very North East Islands, Murlock Warriors/Oracles.
Hillsbrad
22-24 – Hillsbrad - Tarren Mill Bears and Spiders (loc 59,30)
24-26 – Hillsbrad - Across the road from Tarren Mill Bears and Cats
26-28 – Hillsbrad – Spiders/Bears (back of Syndicate Tower)
26-30 - Hillsbrad - Mud Gnolls
28-30 – Hillsbrad – Nethander Stead Cats/Spiders
Thousand Needles
24-26 - Thousand Needles - Galak Scouts (etc) (loc 45,42)
30-32 – Thousand Needles – Harpies inside the cave
30-38 - Shimmering Flats - All monsters.
3.3 Horde and Alliance
Grinding Spots (Horde and Alliance)
Alterac Mountains
33-35 - Alterac Mountains - Growless Cave
34-36 - Alterac Mountains - Gallow's Corner - Crushridge Ogres
Arathi
36-39 - Arathi - Drywhisker kobolds east of Hammerfall
37-41 - Arathi - Cresting exiles at the circle of outer binding (extremely easy mobs with a fast respawn.)
Azshara
47-49 - Azshara - Undead in Western Ashzara
51-53 - Azshara - Ruins of Eldarath
48-52 - Azshara - Undead Highbornes and Thunderhead Hyppogriffs
52-54 - Azshara - Legash Encampment, Thalassian Base Camp, Ursolan
52-55 - Azshara - Blood Elves
54-56 - Azshara - Temple of Arkkoran
Badlands
39-41 - Badlands - Rock Elementals
39-41 - Badlands - Elder Crag Coyotes
41-43 - Badlands - Scalding Whelps
41-43 - Badlands - Agmond's End
41-45 - Badlands - Ogres
45-48 - Badlands - Greater elementals
Blasted Lands
48-52 - Blasted lands - dreadmauls
Burning Steps
51-55 - Burning Steps - Dreadmaul Rock Firegut Ogres
55-58 - Burning Steps - Blackrock Stronghold
56-58 - Burning Steps - The Pillar of Ash
Deadwind Pass
58-60 - Deadwind pass - Grosh Gok compound ogres
Desolace
36-38 - Desolace - kodo
38-40 - Desolace - Undead Ravagers in the southeast
Dustwallow Marsh
37-39 - Dustwallow Marsh - Theramore Coast - Turtle Scales & Leathers
Eastern Plaguelands
55-58 - Eastern Plaguelands - undead at the ruined towns.
56-58 - Eastern Plaguelands - Corin's Crossing
58-60 - Eastern Plaguelands - Fungal Vale undead
Felwood
48-52 - Felwood - deadwood gnolls
50-52 - Felwood - Deadwood Village
52-54 - Felwood - Jaedenar
52-55 - Felwood - irontree woods and cave
55-57 - Felwood - Jadefire Run, Felpaw Village
Ferales
40-46 - Ferales - Woodpaws
44-46 - Ferales - Isle of Dread (Inside Cave; South of Feathermoon Stronghold)
45-47 - Ferales - Feral Scar Vale
46-48 - Ferales - Frayfeather Skystormers
48-50 - Ferales - Harpies
Hinterlands
41-45 - Hinterlands - trolls, owl beasts, and wolves
49-51 - Hinterlands - The Overlook Cliffs - Turtle Scales & Rugged Leathers
Northern Azshara
51-56 - Nothern Azshara - Legashi
Tanaris
43-45 - Tanaris - Wastewander Bandits
45-48 - Tanaris - pirates on the eastern paninsula
47-49 - Tanaris - Dunemaul Compound
48-51 - Tanaris - Gadgetzan Southwest - Thistleshrubs
Swamp of Sorrows
39-41 - Swamp of Sorrows- The spider cave north of Brackenwall
Stranglethorn Vale
31-33 - Stranglethorn Vale- Kurzen Encampment
33-35 - Stranglethorn Vale- Stranglethorn Raptors
36-38 - Stranglethorn Vale- Venture Co. Base Camp Lake Nazferiti
37-39 - Stranglethorn Vale- Lashtail Raptors
37-39 - Stranglethorn Vale- Water Elementals
41-43 - Stranglethorn Vale- Ziata'jai Ruins Venture Co. Stuff
43-45 - Stranglethorn Vale- Naga Explorers
Searing Gorge
47-49 - Searing Gorge - Elementals/Golems around The Cauldron + N - Elemental Leatherworking Supplies
Western Plaguelands
52-54 - Western Plaguelands - Sorrow Hill
50-54 - Western Plaguelands - First 'field' to the left, assorted monsters.
52-55 - Western Plaguelands - undead throughout the various camps
54-60 - Western Plaguelands - Scarlet Lumberjacks
55-60 - Western Plaguelands - Felstone Field, Dalson's Tears, The Writhing Haunt, Gahrron's Withering
56-60 - Western Plaguelands - Northridge Lumber Camp
Winterspring
55-58 - Winterspring - Winterfall Village
55-58 - Winterspring - Lake Kel'Theril Undead Highbornes
57-59 - Winterspring - Ice Thistle Hills - Rugged Leathers
58-60 - Winterspring - yeti cave, due Southeast of Everlook
58-60 - Winterspring - Moonowls in northeast
Un'goro Crater
50-52 - Un'goro Crater - plants and tar elementals