Full list of all 75 Fallout: New Vegas achievements. It takes around 60-80 hours to unlock all of the achievements in the base game on Windows.
The base game contains 50 achievements, and there are 5 DLC packs containing 25 achievements.
Cause 10,000 damage with Guns.
Heal 10,000 points of damage with Stimpaks.
Cause 10,000 damage with Energy Weapons.
Hack 25 terminals.
Reach 30th level.
Cause 10,000 damage with Melee Weapons.
Discover 125 locations.
Cause 10,000 damage with Explosives.
Pick 25 locks.
Get banned from all the Strip's casinos.
Win 3 games of Caravan.
Play 10 spins of Roulette.
Cause 10,000 damage with Unarmed weapons.
Reached 10th level.
Craft 20 items.
Complete They Went That-a-Way.
Complete That Lucky Old Sun.
Repair 30 items.
Complete Ain't That a Kick in the Head.
Complete No Gods, No Masters
Complete Wild Card.
Complete You'll Know It When It Happens.
Complete Return to Sender.
Recruit any companion.
Make 50 Speech challenges.
Complete Talent Pool.
Complete Ring-a-Ding-Ding.
Reach 20th level.
Complete Volare!
Complete G.I. Blues.
Play 10 spins of Slots.
Discover 50 locations.
Sell 10,000 caps worth of goods.
Play 10 hands of Blackjack.
Recruit all companions.
Install 20 weapon mods.
Discover all snow globes.
Pick 50 pockets.
Heal 10,000 points of damage with food.
Win 30 games of Caravan.
Play the game from start to finish in Hardcore Mode.
Complete The House Always Wins.
Complete For the Republic.
Complete Render Unto Caesar.
Complete All or Nothing.
Complete Veni, Vidi, Vici.
Complete Eureka!
Complete Come Fly With Me.
Complete Arizona Killer.
Complete The Legend of the Star.
Confront Father Elijah in the Sierra Madre's Vault.
Trap Father Elijah in the Sierra Madre's Vault.
Complete the Sierra Madre Gala Event.
Recruit Dean Domino, Christine and Dog.
Collect 500 Sierra Madre Chips.
Crush the White Legs.
Scout the Zion Valley for signs of the White Legs.
Resupply Daniel and the Sorrows.
Arrive at Zion.
Evacuate Zion.
Complete Old World Blues.
Make up your mind... about your brain.
Reactivate all of the Sink's robotic assistants.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Search your feelings... for your heart.
Completed Lonesome Road.
Decided the fate of all the Divide dwellers.
Found all of ED-E's upgrades in the Divide.
Fully upgraded The Divide's signature weapon.
Detonated all of the warheads in the Divide.
Caused 10,000 damage with unique Mojave Wasteland weapons.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.
Completed any three Gun Runners' Arsenal (GRA) one star (*) Challenges.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Completed any three Gun Runners' Arsenal (GRA) three star (***) Challenges.