Short answer: The most useful late-March snapshot for Build a Zoo was published on March 29, 2026. It reported codes for Gems, cash, Lucky Tickets, eggs, fruit, and event rewards, but three entries on that same list were marked both active and expired.
Important: This is a historical March 2026 archive, not a live August 2026 code list. Codes can expire, rotate out, or reach an activation cap without notice. Use the exact date below when judging a code’s status.
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Build a Zoo is a Roblox experience by Century Farmers in which you hatch eggs, collect animals, expand your zoo, and earn currency. The official game is available through the Build a Zoo Roblox page; code trackers report a July 4, 2025 release date.
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Outbyte Driver Updater FREEFix the driver behind crashes, sound loss and screen glitchesFind Drivers →Outbyte PC Repair FREEClear out junk files and repair common Windows errorsFree Scan →The March 29 snapshot below is the best-supported answer to a March 2026 code search. It should not be presented as proof that every code worked throughout the month: a separate guide published around March 19–20 listed a substantially different set of active codes.
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Build a Zoo codes reported active on March 29, 2026
The March 29 BO3 list reported 27 entries as active, although three of them also appeared in that page’s expired-code section. The 24 entries below are the ones not affected by that internal contradiction.
Rewards are labelled reported rewards. Some code guides disagree about the exact item or amount, so the result shown in the game is more authoritative than any third-party table.
| Code | Reported reward | March 29 status |
|---|---|---|
OCEANHEART0 |
2 Ocean Hearts | Reported active |
ROMANCEBLOOMS |
Free rewards; the cited March source did not specify the contents | Reported active |
WEEKENDJOY5 |
Free rewards; the cited March source did not specify the contents | Reported active |
SANTAGIFT25 |
Free rewards; the cited March source did not specify the contents | Reported active |
HOLIDAYFUN1 |
Free rewards; the cited March source did not specify the contents | Reported active |
TUESDAYFUN1 |
Free rewards; the cited March source did not specify the contents | Reported active |
CHRISTMAS12 |
Free rewards; the cited March source did not specify the contents | Reported active |
XMASADVENT5 |
Free rewards; the cited March source did not specify the contents | Reported active |
FRIDAYGIFT5 |
10 Tickets and 1 Pineapple | Reported active |
ZooFarmers |
800 Gems and 1 Pineapple | Reported active; reward details conflict across guides |
BLACKFRIDAY |
Lucky Tickets | Reported active |
WAEX662ERC3 |
Lucky Tickets | Reported active |
9WC77XXCM5A |
Gems, fruits, and tickets | Reported active |
LandCompensation |
2,000 Gems, 1 Dragon Fruit, and 3 Turkey Eggs | Reported active |
BHNR9CB9TNC |
Gems, fruits, and tickets | Reported active |
A38JBJ3TSSE |
Gems, fruits, and tickets | Reported active |
9HDARHCQMWS |
Gems, fruits, and tickets | Reported active |
N5HZKRRT2DF |
Gems, fruits, and tickets | Reported active |
DelayGift |
1 Pet Egg and $20,000 | Reported active; later coverage names the egg more specifically |
3XKK8Z2WB6G |
5 Lucky Tickets and $20,000 | Reported active |
4XW5RG4CHRY |
5 Lucky Tickets and $30,000 | Reported active |
60KCCU919 |
8 Lucky Tickets and $30,000 | Reported active; later coverage names an egg reward |
50KCCU0912 |
2 Pet Eggs and $20,000 | Reported active; later coverage names the egg more specifically |
N7A68Q82H83 |
5 Lucky Tickets and $20,000 | Reported active |
Codes disputed on the March 29 source itself
Do not treat these three as confidently working. The same March 29 page placed each code in both its active and expired sections:
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| Code | Reported reward | Status |
|---|---|---|
ADQZP3MBW6N |
5 Lucky Tickets and $20,000 | Internally disputed |
ZTWPH3WW8SJ |
5 Lucky Tickets and $20,000 | Internally disputed |
DS5523YSQ3C |
5 Lucky Tickets and $20,000 | Internally disputed |
That contradiction is why these codes are separated instead of being silently labelled active or expired.
Which March codes gave the most useful rewards?
There is no reliable evidence here for declaring one code objectively best, because reward descriptions conflict and the value of an egg depends on what it hatches into. For a practical redemption order, prioritize the codes according to what you need:
Rank #2
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- Named or potentially high-value eggs: Try
DelayGift,60KCCU919, and50KCCU0912. Later detailed coverage reported a Dark Goaty Egg, Rhino Rock Egg, and Ultra Egg respectively, alongside cash. - Cash and tickets together:
4XW5RG4CHRYreportedly gave 5 Lucky Tickets and $30,000, while60KCCU919reportedly gave 8 Lucky Tickets and $30,000. - Gems and expansion resources:
LandCompensationwas reported to give 2,000 Gems, a Dragon Fruit, and 3 Turkey Eggs. - Event or food rewards:
FRIDAYGIFT5reportedly gave 10 Tickets and a Pineapple, whileZooFarmerswas reported by one source to give 800 Gems and a Pineapple. - Earlier-March egg bundle:
55PA21N8y2was reported earlier in the month to give a Prismatic Egg and $10,000, but it was not included in the March 29 active snapshot.
For the more detailed egg and cash descriptions, see the PC Gamer Build a Zoo code guide. Those later descriptions should be treated as supporting reports, not as proof that the same reward text was displayed on March 29.
Earlier-March codes that may have expired later in the month
A guide published around March 19–20 reported the following codes as active. Because the March 29 list changed so much, these belong in a historical section rather than in the late-March active table.
| Code | Historical reported reward | How to interpret it |
|---|---|---|
CFJXEH4M8K5 |
Not specified in the cited March report | Earlier-March report |
DelayGift |
Dark Goaty Egg and $20,000 in later detailed coverage | Earlier report; also appeared in the March 29 snapshot |
60KCCU919 |
Rhino Rock Egg and $30,000 in later detailed coverage | Earlier report; also appeared in the March 29 snapshot |
SeasonOne |
Not specified in the cited March report | Earlier-March report |
50KCCU0912 |
Ultra Egg and $20,000 in later detailed coverage | Earlier report; also appeared in the March 29 snapshot |
ZooFish829 |
Lion Fish Egg and $20,000 | Earlier-March report |
FIXERROR819 |
Ultra Egg and $30,000 | Earlier-March report |
MagicFruit |
Not specified in the cited March report | Earlier-March report |
WeekendEvent89 |
Not specified in the cited March report | Earlier-March report |
BugFixes |
$30,000 | Earlier-March report |
U2CA518SC5 |
Hyper Egg and $30,000 in later detailed coverage | Earlier-March report |
X2CA821BA3 |
Hyper Egg and $30,000 in later detailed coverage | Earlier-March report |
55PA21N8y2 |
Prismatic Egg and $10,000 | Earlier-March report |
The March 19–20 source specifically listed U2CA518SC5 and X2CA821BA3 as Hyper Egg rewards, and 55PA21N8y2 as a Prismatic Egg plus $10,000. Later coverage added the cash amounts for the two Hyper Egg codes and more precise rewards for several other entries. See the March Update 24 guide for the earlier snapshot.
Limited-use codes and activation caps
Some Roblox event and milestone codes stop working after a fixed number of redemptions, even if the code has not been manually removed. Later trackers reported the following caps:
| Code | Later-reported limit |
|---|---|
OCEANHEART0 |
First 30,000 activations |
ROMANCEBLOOMS |
First 60,000 activations |
WEEKENDJOY5 |
First 80,000 activations |
SANTASWORKS |
First 60,000 activations |
FIXTHEBUGS1 |
First 80,000 activations |
ACORN251204 |
First 80,000 activations |
ADMINABUSE1 |
First 40,000 activations |
LandCompensation |
First 50,000 activations |
These limits were not consistently shown in the March 29 article. They are therefore best described as later tracker reports, not independently confirmed March figures. The caps also explain why a correctly entered code may fail for one player but work for another. The limits are reported in PC Gamer’s later code coverage.
Rank #3
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- The easiest way to add Robux (Roblox’s digital currency) to your account. Use Robux to deck out your avatar and unlock additional perks in your favorite Roblox experiences.
- This is a digital gift card that can only be redeemed for Robux at Roblox.com/redeem. It cannot be redeemed in the Roblox mobile app or any video game console. Please allow up to 5 minutes for your balance to be updated after redeeming.
- Roblox Gift Cards can be redeemed worldwide, perfect for gifting to Roblox fans anywhere in the world.
- From now on, when you redeem a Roblox Gift Card, you get up to 25% more Robux. Perfect for gaming, creating, and exploring- more Robux means more possibilities!
- Every Roblox Gift Card grants a free virtual item upon redemption.
How to redeem Build a Zoo codes
- Launch Build a Zoo through Roblox.
- Complete the introductory tutorial if the code feature is missing or unavailable.
- Select the Shop icon on the left side of the screen.
- Scroll down until you find the Redemption Code or code-entry section.
- Paste or type the code exactly as shown, including capitalization.
- Press Redeem.
- Check your inventory, currency balance, or reward notification for the result.
The documented route is Shop → Redemption Code. The wording or placement may vary slightly after an interface update. Several guides say the tutorial must be finished first, while other coverage says redemption can be available immediately for some players or versions. The safest rule is simple: if you cannot see the box, finish the tutorial and reopen the Shop. See the instructions from Pro Game Guides, PC Gamer, and GamesRadar+.
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| What happens | Likely reason | What to do |
|---|---|---|
| The game says invalid or Exchange failed | The code is expired, capped, mistyped, or incorrectly capitalized | Copy it again, remove spaces, preserve its case, and check the date and status above |
| The code looks valid but gives no reward | It may already have been redeemed on that Roblox account | Check your inventory, ticket total, cash, and Gems before trying again. Guides generally report that codes are single-use per account |
| The code box is not visible | The tutorial may not be complete, or the interface may have changed | Finish the introduction, open Shop again, and scroll to the bottom |
| A new code fails immediately after an update | You may still be in an old server | Leave and join a fresh Roblox server, then try the exact code again |
| The code worked but the reward differs from a guide | Published reward descriptions conflict or were updated later | Trust the in-game notification and inventory result; do not assume a generic Pet Egg is a named egg |
| An older March code no longer works | Code rotation during March, expiration, or a reached activation cap | Treat the code as historical instead of repeatedly presenting it as active |
Use the exact spelling and capitalization
Build a Zoo codes should be copied exactly. GamesRadar+ reports case-sensitive redemption behaviour, and several code lists circulated with inconsistent characters. In particular:
ZooFarmersuses a capital Z and capital F. Do not normalize it toZOOFARMERS.55PA21N8y2contains a lowercase y.U2CA518SC5has appeared incorrectly asU2CA818SC5in one guide.X2CA821BA3has appeared incorrectly asX2CA518BA3in one guide.WEEKENDJOY5has appeared with an extra lowercase v in a later tracker. The March code shown here isWEEKENDJOY5without that extra character.
Do not try to fix unusual capitalization or mixed-case characters yourself. Paste the code in a clean field, remove any trailing spaces, and avoid adding characters that appear only in an inconsistent third-party variant. The case and error-message warning is documented by GamesRadar+; the variant warnings are documented in later code coverage from Of Zen and Computing, iGeeksBlog, and RoCodes.
Why March code lists disagree
There are three separate problems with an undated March list:
- Codes rotated during the month. The March 19–20 list included codes such as
SeasonOne,ZooFish829,FIXERROR819,MagicFruit,WeekendEvent89, andBugFixes, while the March 29 list included a different holiday, event, and milestone group. - Pages changed after publication. A Destructoid March article was indexed as a March 16 code page, but its live page later became a May article. A page’s current contents do not necessarily represent what it said during March.
- Some sources contradict themselves. The March 29 BO3 page lists
ADQZP3MBW6N,ZTWPH3WW8SJ, andDS5523YSQ3Cas both active and expired.
For those reasons, the useful claim is not all codes worked in March. It is that these codes were reported by particular sources on particular dates. That distinction also avoids repeating unsupported claims that every code was personally tested.
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Rank #4
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- The easiest way to add Robux (Roblox’s digital currency) to your account. Use Robux to deck out your avatar and unlock additional perks in your favorite Roblox experiences.
- This is a digital gift card that can only be redeemed for Robux at Roblox.com/redeem. It cannot be redeemed in the Roblox mobile app or any video game console. Please allow up to 5 minutes for your balance to be updated after redeeming.
- Roblox Gift Cards can be redeemed worldwide, perfect for gifting to Roblox fans anywhere in the world.
- From now on, when you redeem a Roblox Gift Card, you get up to 25% more Robux. Perfect for gaming, creating, and exploring- more Robux means more possibilities!
- Every Roblox Gift Card grants a free virtual item upon redemption.
As of August 10, 2026, later lists contain codes such as MERRYTIMES2026, RABBITHAT30, ZOO1STY2026, ZOO1STGIFTA, and GLORY7K4M9Q2X8P. Those later codes do not belong in a March 2026 snapshot. For a current list, consult a current-dated tracker such as RoCodes or iGeeksBlog, and look for an in-game or developer-controlled confirmation.
Reward descriptions that need a warning
Code rewards are not reported consistently across guides. The most important conflicts are:
ZooFarmers: one report says 800 Gems and 1 Pineapple; another says 1 Pineapple and 10 Lucky Tickets.60KCCU919: descriptions vary between 5 or 8 Lucky Tickets, a Rhino Rock Egg, and $30,000.DelayGift: one source calls the reward a generic Pet Egg, while later detailed coverage identifies a Dark Goaty Egg and $20,000.50KCCU0912: descriptions range from generic Pet Eggs to an Ultra Egg, with $20,000 also reported.OCEANHEART0: March coverage reports 2 Ocean Hearts, while later coverage associates it with a Void Egg and a 30,000-redemption limit.
Likewise, sources use cash, Coins, and dollar amounts inconsistently, and some use Gems where others say Diamonds. This article preserves the terminology used in the relevant report rather than treating every term as interchangeable. A generic Pet Egg is not automatically an Ultra, Hyper, Prismatic, Rhino Rock, or Dark Goaty Egg.
Where to look for future Build a Zoo codes
For codes released after this March archive, check:
- The official Build a Zoo Roblox game page.
- The Build a Zoo Discord, especially developer- or moderator-controlled announcement channels.
- The Century Farmers Roblox group.
The existence of a Discord server does not make every message an official code announcement. Prefer posts made by the game’s developers or moderators, and note the publication date before assuming a code is still usable.
Best Value
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- The easiest way to add Robux (Roblox’s digital currency) to your account. Use Robux to deck out your avatar and unlock additional perks in your favorite Roblox experiences.
- This is a digital gift card that can only be redeemed for Robux at Roblox.com/redeem. It cannot be redeemed in the Roblox mobile app or any video game console. Please allow up to 5 minutes for your balance to be updated after redeeming.
- Roblox Gift Cards can be redeemed worldwide, perfect for gifting to Roblox fans anywhere in the world.
- From now on, when you redeem a Roblox Gift Card, you get up to 25% more Robux. Perfect for gaming, creating, and exploring- more Robux means more possibilities!
- Every Roblox Gift Card grants a free virtual item upon redemption.
Frequently Asked Questions
Are these Build a Zoo codes still working now?
Not necessarily. This article preserves codes reported on March 29, 2026. As of August 10, 2026, the list had changed, so use a current-dated source and verify the code in the game rather than treating the March table as a live list.
Do I have to finish the Build a Zoo tutorial before redeeming a code?
Not for every player according to the available guides. However, some guides report that the redemption feature is locked until the introductory tutorial is complete. If the Shop does not show the Redemption Code box, finish the tutorial, rejoin if necessary, and check again.
Why did my code say Exchange failed even though I copied it?
The code may have expired, reached its activation cap, already been redeemed, or contain a capitalization or character error. Check mixed-case entries such as ZooFarmers and 55PA21N8y2, remove spaces, join a fresh server, and compare the code with the exact spelling in the table.
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1Scan for outdated or missing drivers - takes under a minute2Clear out junk files and repair common Windows errors3Fix the driver behind crashes, sound loss and screen glitchesThe Bottom Line
The reliable way to read this list is as a dated archive: the codes above were reported active or disputed on March 29, 2026, while a different group was reported earlier in the month. Redeem them through Shop → Redemption Code, preserve every letter and number exactly, and treat a failed redemption as possible evidence of expiration, a usage cap, or a source-list error. If you want codes that work now, use a current guide rather than this March snapshot.
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