Pretoria - Preliminary results from seven of the nine provinces were expected to be finalised later on Friday.
Vote counting in Mpumalanga and the Northern Cape, where the African National Congress retained control, was concluded on Thursday evening.
Limpopo and the North West were close to completion just before 10:30 on Friday.
According to the Electoral Commission, 99.74% of Limpopo's counting had been done.
So far the ANC was ahead in the province with 78.62% of the vote, which was 1 146 499 votes.
In the North West, where 99.88% of counting had been done, the ANC was also leading with 733 203 votes, or 67.41%.
The newcomers, the Economic Freedom Fighters, were in second spot in both provinces with 156 215 votes (10.71%) in Limpopo, EFF leader Julius Malema's home province and in the North West with 143 524 votes (13.19%).
The Democratic Alliance was in third spot in both Limpopo and North West, with 94 601 votes (6.49%) and just more than 137 015(12.6%).
In the Eastern Cape, 97.81% of the vote had been counted so far.
The ANC, the Democratic Alliance, and the United Democratic Movement were in the top three spots with 1 498 718 (70.08%), 348 316 (16.29%) and 130 547 (6.10%) votes.
In KwaZulu-Natal, where 95.43% of the votes had been counted, the DA was poised to replace the Inkatha Freedom Party as the official opposition.
The ANC was still leading in KwaZulu-Natal, the party's biggest support base and President Jacob Zuma's home province, with 2 251 935 votes so far (64.48%).
The DA had 423 768 votes (12.13%) and the IFP 393 593 (11.27%). The IFP has held the position of official opposition in the province since 2009.
The DA was expected to retain control of the Western Cape, where 94.93% of the vote had already been counted.
The party had 1 153 629 votes so far (58.68%).
The ANC was in second place with 659 629 votes (33.54%) and the EFF in third with 41 183 votes (2.09%).
In the Free State 91.6% of the vote had been counted by Friday morning.
So far the ANC was leading with 636 806 votes (69.87%).
Once again the DA and EFF were in second and third spots with 148 430 votes (16.29%) for the DA and 72 955 (8%) for the EFF.
In the hotly contested Gauteng only 82.32% of the vote had been counted.
The ANC, DA, and EFF have been fighting for control of the country's economic hub.
The ANC and DA both had more than a million votes in the province.
The ruling party was leading with 1 854 284 votes (51.93%) while the DA had 1 174 666 votes (32.90%) so far. The EFF had 352 608 votes (9.88%).
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