If you previously purchased the game before it was removed, you do not need an external IPA file. You can still download it directly from Apple's servers:
Since you cannot install IPAs directly through the App Store, you must use a sideloading tool: Call of Duty Removed from the App Store Call Of Duty Black Ops Zombies Ipa Download
: A reliable Call of Duty iOS Archive contains various versions, including v1.3.5, which was the final update. If you previously purchased the game before it
Finding an official has become a priority for fans since Activision officially delisted the game from the App Store. While the game is no longer available for new purchases, dedicated players can still access this classic mobile port through several methods. Official Ways to Re-Download While the game is no longer available for
: Platforms like iOSvizor and Soft112 provide direct downloads for version 1.3.5. How to Install the IPA (Sideloading)
For those who never owned the game or want to archive it, several community repositories host the original IPA files: