Finding deleted numbers on your iPhone can be a bit tricky, but there are a few methods you might try. If you've backed up your iPhone to iCloud or iTunes before the numbers were deleted, you can restore from a backup. Alternatively, you might check if the number is saved elsewhere, like in other apps or your email contacts. Have you tried any recovery tools, or do you remember when you last backed up your phone? It can be a bit of a puzzle, but I'm here to help!