You can copy contacts, in vCard format, onto your microSD card then import them into your phone.
Insert the microSD card (that contains the vCard files) into your phone.
Open the Contacts application.
Tap the
.Tap Import from SD card.
If you have more than one account on your phone, tap the account into which you want to import the contacts.
Tap the contacts you want to import from the microSD card. Then tap Import to confirm.