Loughor remain on top in Division Two West despite only managing a draw at home to Mumbles in a day of slip-ups at the top of the tables.
Their 17-17 stalemate gave Bridgend Athletic the chance to take their place at the top, but they lost 25-20 at home to mid-table Ammanford and are leapfrogged into second place by Buith Wells who managed to keep their nerve and win 26-21 against Kidwelly.
Gorseinon remain bottom despite putting in a good performance against BP Llandarcy, they eventually went down 23-17.
Pontyberem's winning streak came to a dramatic end in Division Three West, as they lost their first game in 13 with a 16-13 defeat against Haverfordwest.
That allowed Aberystwyth to close the gap with a 13-5 win over Cardigan, with Matthew Green scoring the winning try.
Division Three South West leaders Tondu also slipped-up, losing 7-6 to lowly Briton Ferry allowing Skewen to close the gap to just one point with a 8-3 victory over Maesteg. Aberavon Quins are hot on their heels after a bonus point 45-0 win against Kenfig Hill.
Llandeilo made it 11 wins from 11 in Division Four West with a 36-7 win over Betws, while their closest rivals Tenby United fell to a 36-14 defeat against fellow high-flyers Brynamman.
Bryncoch also remain undefeated at the top of Division Four South West after they emerged 48-5 victors over Neath Athletic. They look red-hot favourites for the title as their two closest challengers Resolven and Ystalyfera both lost.
Cefneithen stay top of Division Five West with a 17-10 win over Furnace United and Abercrave continue their dominance in Division South West with a 58-7 win over Cwmtwrch.
WRU International Skills Coach Jason Strange is a busy man, combining the new role with that of Wales Under 20 attack coach, Ebbw Vale head coach and continuing to teach at Ebbw Fawr Learning Community.
Warren Gatland and Sam Warburton look ahead to this week's crunch RBS 6 Nations tie against France, where the Wales skipper in particular is keen to make his mark, as Paris has proved a bleak place for him in the past.
Following their historic win over England, Wales Under 20 suffered a narrow, 36-34 loss to their Scottish counterparts last weekend, despite outscoring them by five tries to three. Watch the match highlights and reaction.
WRU TV go behind the scenes with the Wales squad as they put the final touches in place ahead of the clash against Scotland at Murrayfield. Follow the squad on their captain's run, the kickers visit to Murrayfield and Neil Jenkins' press conference