The deal followed yesterday’s announcement from Orange that it is to start selling the devices this year.
Vodafone subscribers are able to register their interest in the phones at a dedicated website, though pricing and tariff details are yet to be revealed.
With Orange and T-Mobile set to merge, 3 remains the only major operator without a distribution relationship with Apple.
In February O2 claimed to have sold over 1m iPhones in the UK since its launch in November 2007.
Yesterday Apple announced 2bn apps have been downloaded via its App Store.
This story first appeared on newmediaage.co.uk