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.
Complete Return to Sender.
Cause 10,000 damage with Melee Weapons.
Complete Talent Pool.
Hack 25 terminals.
Get banned from all the Strip's casinos.
Reach 30th level.
Recruit all companions.
Make 50 Speech challenges.
Discover 125 locations.
Cause 10,000 damage with Energy Weapons.
Play 10 spins of Roulette.
Play 10 hands of Blackjack.
Win 3 games of Caravan.
Complete G.I. Blues.
Complete No Gods, No Masters
Complete Wild Card.
Complete Volare!
Discover 50 locations.
Reach 20th level.
Complete Ring-a-Ding-Ding.
Play 10 spins of Slots.
Sell 10,000 caps worth of goods.
Complete They Went That-a-Way.
Complete Come Fly With Me.
Pick 25 locks.
Reached 10th level.
Cause 10,000 damage with Guns.
Complete That Lucky Old Sun.
Recruit any companion.
Repair 30 items.
Craft 20 items.
Complete Ain't That a Kick in the Head.
Install 20 weapon mods.
Discover all snow globes.
Cause 10,000 damage with Explosives.
Heal 10,000 points of damage with Stimpaks.
Pick 50 pockets.
Heal 10,000 points of damage with food.
Cause 10,000 damage with Unarmed weapons.
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 Arizona Killer.
Complete You'll Know It When It Happens.
Complete The Legend of the Star.
Trap Father Elijah in the Sierra Madre's Vault.
Confront Father Elijah in the Sierra Madre's Vault.
Complete the Sierra Madre Gala Event.
Collect 500 Sierra Madre Chips.
Recruit Dean Domino, Christine and Dog.
Crush the White Legs.
Evacuate Zion.
Scout the Zion Valley for signs of the White Legs.
Resupply Daniel and the Sorrows.
Arrive at Zion.
Complete Old World Blues.
Make up your mind... about your brain.
Search your feelings... for your heart.
Reactivate all of the Sink's robotic assistants.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Found all of ED-E's upgrades in the Divide.
Decided the fate of all the Divide dwellers.
Completed Lonesome Road.
Fully upgraded The Divide's signature weapon.
Detonated all of the warheads in the Divide.
Completed any three Gun Runners' Arsenal (GRA) three star (***) Challenges.
Caused 10,000 damage with unique Mojave Wasteland weapons.
Completed any three Gun Runners' Arsenal (GRA) one star (*) Challenges.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.