New Dungeons:
Rat Quest(one time job) from Sad Farmer in tent (Hub near fields)
Gecko's Hunting Area - after talk to man buying leathers in Hub (near powerplant near southern exit grid)
Computer Game or smth like that - Hub, near south exit grid
Ridgecrest Hotel (west from V15) - Available from Trader NPC in random encounter or from loner (man in robes) near JT
Viper's Recruit Camp (Above JT) - Available from JT scout who buys leather jackets, 9mm ammo and mausers
Tyrante with flamer - Telltale in Boneyard-Adytum
Devourer of Souls - Telltale in leather armor in Gunrunners
Gang members in old police/gas station - talk to NCR Rangers in random encounter
Gang members in gas station - talk with Junktown's scouts in random encounter
Three different levels of dunegons with bandits,murders and all other scums after small talk with NCR Ranger (woman) in NCR -Shady Sands
Old Dungeons:
Old Ship - Klamath, from a black man near south exit grid
Mutie Quest aka Stolen Manufacture Plans - Gunrunners