The top three in Division Two West, Builth Wells, Loughor and Bridgend Athletic, all picked up home wins this weekend.
Bridgend Athletic recorded four tries from Nicholas Hinton (2), Simon Evans and Rob Coles in a 29-3 bonus-point victory over BP Llandarcy.
Loughor went two better, crossing six times during a 51-13 triumph against Penclawdd.
But it is Builth Wells who remain top after beating fourth-place Waunarlwydd 17-12.
Aberystwyth thrashed bottom side Amman United 48-0 in Division Three West, but still trail Pontyberem by ten points at the top of the table. Ponty won 36-24 at home to Llanybydder.
Newcastle Emlyn won narrowly at Lampeter Town, coming away from Ceredigion with a 26-24 victory.
With Brynamman's match against Burry Port postponed, Llandelio extended their lead at the top of Division Four West with a 24-0 win over Pembroke Dock Harlequins.
Division Five West leaders Cefneithin drew 15-15 at third-place Milford Haven.
Furnace United failed to capitalise on that result, and stay in second after they lost 29-0 at Fishguard and Goodwick.
Penlan picked up a bonus point at Tregaron, notching seven tries in a 44-25 victory to stay top of Division Six West.
Pontrhydyfen jump from fourth to second after scoring seven tries of their own in a 48-13 win at Aberavon Naval.
As the countdown continues for RWC2015, Tournament Chief Executive Debbie Jevans visited the Millennium Stadium to discuss preparations for the eight matches and reveal the positive news that 100,000 tickets for games at the home of Welsh rugby have sold in the last seven days.
Jason Harries is targeting a first win on the World Series circuit this season with Wales. The series returns to action this weekend in Dubai where Harries is part of a team hoping to build from its efforts in round one in October.
Wales skipper Jevon Groves says his side have addressed a few points from Gold Coast and aim to 'hit the ground running' in the next two rounds of the World Series, kicking off with this weekend in Dubai before heading off to South Africa next week.
Wales Sevens manager Steff Thomas is hopeful his side can build from a quarter-final spot in the opening round of the World Series in Australia when his side take part in the forthcoming double header in Dubai and South Africa.