READ MOREVodacom said the multi-billion rand agreement would allow Telkom customers to roam on Vodacom's 2G, 3G and 4G networks with full effect from June 2019.
It did not specific the value of the deal.
"This partnership between the country’s fastest growing networks will also result in reduced network deployment costs for Telkom and cost savings for Vodacom," said Vodacom Group CEO, Shameel Joosub.
Telkom, which also operates data services, said the agreement would allow it to use Vodacom's towers, antennas and shelters to build out its own network. ■