Happy Valley Shops and Games
Advent Calendar - Go here every day in the month of December. You can get a daily free gift. It may be Neopoints, an Item, or it may be random!

Ice Caves Shops and Games
The Snowager - *The Snowager goes to sleep at 6am, 2pm & 10pm (NST times) and he usually sleeps for an hour. TIP: Look in the bottom left of your browser window on certain pages thru-out this webbie & you'll see our Snowager Clock letting you know if he's awake or sleeping:)
The Scratch Card Kiosk - (600 np's per card) Scratch of 3 of a kind and you'll win that prize.
The Neggery - 

Terror Mountain Shops and Games
The Igloo Garage Sale - THE best place to buy stuff cheap!
Snow Quests - 

Neopia Main Shops plus the below areas
The Neopian National Bank - Set up an account to safeguard your money from the 'Ghosts', who occasionally steal money from the users. TIP: You need to collect your daily interest BEFORE you make any deposits or withdrawals or you won't get it for that day.
The Money Tree - *Donate as many Neopoints and Items anytime* Also, you can try to win free items from the tree by refreshing the page and clicking on one of the items.
Rainbow Pool -
The Neopian Hospital -
Art Centre - 
The NeoLodge - Treat your pet to a stay at one of the many Neolodge™ Hotels. If you are going away or your pet has been saying they need a vacation, the Neolodge can care for your beloved one for as long as you desire. Prices depend on the type of accomodation and the facilities you require.
Post Office - 

Neopian Bazaar - Shops

Neopian Marketplace - Links to User Shops

Tyrannian Jungle  Shops and Games
Wheel of Mediocrity - (50 np's per spin) Can be played once ever 40 minutes
Village - More User Shops

Tyrannian Plateau  Games plus the below areas
Concert Hall - You have to first buy a ticket at the Ticket Booth
The Giant Omelette - (free) Once a day Pick up one free omelette every day to fee your pets with. Each omelette contains three portions.
The Wheel of Monotony - (100 np's per spin)  Can only be played once every 24 hours ... and be prepared to stay on this page a looooooong time ... 
Town Hall - The Tyrannian Town Hall is a vast rock where the council of elders meet in case of an emergency

Meridell Main  Shops plus the below areas
Illusen's Glade - 

Meri Acres Farms Games

Meridell Castle Games

Mystery Island Main/Island Map Shops and Games plus the below areas
Island Mystic -
Cooking Pot - 
Trading Post - 
Training School - 
Island Battledome Arena - 
Island Market - 
Kitchen Quests - 
Haiku Generator - 
Tiki Tours - 
Tambola - (free to play) Once a day .. You can win neopoints and prizes. Altho sometimes you don't 'win' ... and get a boobie prize instead.

FaerieLand Main Shops and Games plus the below areas
Rainbow Fountain -  
Jhudora's Cloud - 
Healing Springs - (free) - Best visited after going to places which might make your pets sick or lower their health points. 
The Wheel of Excitement -

Faerie City Shops and Games plus the below areas
The Hidden Tower - An invisible tower in the Queen Faeries tower has been home for hundreds of years to the most powerful items in Neopia. She is now selling them to raise money for Faerieland... can you afford the price???
Employment Agency - 
Faerie Quests - Sometimes the Faeries will set Quests for you. If you can bring them the items they want, they will bless your pet with new abilities and make it stronger! There are six Faeries that will set Quests, and each one can grant a different power! Also, look out for the Faerie Queen. She is very rare, but if you manage to complete her Quest, the rewards are great. 
~ Fire Faerie: This Faerie keeps scorching her outfit and needs more clothes. In return she will increase your pet's strength.
~ Light Faerie: The Light Faerie requires specific trading cards and will raise your pet's level.
~ Earth Faerie: In return for certain magic items, the Earth Faerie will give one of your pets a grand feast!
~ Air Faerie: The Air Faerie wants certain beauty products to make her more radiant. In return she will make your pet more swift.
~ Dark Faerie: The Dark Faerie requires some test subjects for her spells. Bring her a model or toy and she will increase your pet's health in return.
~ Water Faerie: Water Faeries will raise your defense for a price. They are hungry for knowledge, and if you provide what they need, they can be very generous.

Lost Desert Main Shops and Games plus the below areas
Coltzan's Shrine - (free) Once a day .. Coltzan can raise your pets defense, speed or strength .. sometimes you might win a prize too. 
Lost Desert Calculator - 
The Fruit Machine - (free to play) Once a day .. You can win neopoints and prizes (mostly food, but sometimes you'll win something really nice).
Lost Desert Scratchcard Kiosk (600 np's per card) Scratch off 3 of a kind and you'll win that prize

Krawk Island Main Shops and Games plus the below areas
Buried Treasure - (200 np's per try) Can be played every 3 hours
The Academy - 

Jelly World Main Shops and Games plus the below areas
The Giant Jelly - (free) Once a day .. Pick up one free jelly every day to feed your pets with. Each jelly contains two portions.

Virtupets^® Space Station Shops and Games plus the below areas
Space Battledome Arena - 
Space Adoption Agency - Adopt a Grundo here
The Secret Laboratory - apparently ... it's a secret

Haunted Woods Main Shops and Games plus the below areas
The Stone Battledome Arena - 

Deserted Fairgrounds Shops and Games plus the below areas
Ssscratchcard Kiosk - costs 1200 per card
The Wheel of Misfortune - 
Test Your Strength - (100 np's to play) seemly random in that it doesn't matter what the strength of your animal is.

Kreludor Moon Main - Shops plus the below areas
NeoCola Machine - If you've got any special NeoCola tokens, why not give it the machine a try TIP: NeoCola tokens can be found on the Space Station