Where should I be leveling / adventuring?

The following are the suggested areas, for soloing, based on levels. This information along with specific quest names and information is available at EQ2i http://eq2i.com/

Level                Location(s)
1 - 5                 Isle of Refuge (starter island for Freeport or Qeynos)
1 - 10               Kelethin
1 - 25               Darklight Woods
6 - 10               Freeport or Qeynos Districts
11 - 20             Neriak, Commonlands, Antonica, Greater Faydark
21 - 30             Nektulos Forest, Thundering Steppes, Froglok
21 - 35             Butcherblock Mountains
31 - 40             Enchanted Lands, Zek
36 - 40             Feerrott
36 - 47             Steamfont Mountains
46 - 53              Sinking Sands
46 - 55              Peacock Club, Maj'Dul
47 - 58              Ghassan the Trader
53 - 60              Lesser Faydark
55 - 60              Ashen Order
56 - 60              Tenebrous Tangle
55 - 70              Fallen Dynasty
61 - 65              Loping Plains, Barren Sky
66 - 70              Bonemire