
- Step 1: Access iCloud.com on a web browser using another iPad or iPhone and log in to your personal iCloud account.
Step 2: Navigate to Account Settings > select Restore Contacts.
Step 3: Choose the desired time frame to restore phone numbers > click Restore > click OK to complete the process.
- 3. Use iTunes to retrieve deleted phone numbers on iPhone

Apart from restoring contacts via SIM or iCloud, you can also try restoring lost contacts or deleted phone numbers using iTunes as follows:
Step 1: Connect your iPhone to the computer and log in to your iTunes account.
- Step 1: Open Settings on your iPhone > select Contacts.

Step 2: Choose Add Account > then select Other > further choose Add CardDAV Account.
Step 3: Enter your Gmail account information and password > tap Next to sync your contacts.
