Truro moved up to second in the Cornwall Cricket Premier League after a 24-run win at Werrington.
Truro were all out for 155, Ben Smeeth taking 4-41. But, in reply, they could only muster 131 all out.
Falmouth were the big losers, dropping from second to fourth as they went down by two wickets to Paul at Trescobeas.
Antony Angove made 76 as Falmouth were 181 all out, David Twigg taking 4-28. Paul made their target of 182-8 in 55.3 overs.
Tom Hyslop got 59 and Kevin Snell scored 53 for Paul while Duncan Ayres took three wickets for Falmouth.
St Just still look certain of retaining their title after another win to go 44 points clear.
The unbeaten champions brushed aside third from bottom Newquay with a five-wicket home win.
Newquay were held to 151-9 from their 55 overs as Mark George returned figures of 4-18 for the champions.
St Just needed just 38.5 overs to reach their target for the loss of five wickets, David Roberts hitting 50, Neil Curnow 44 and Gary Thomas 32 not out.
St Austell moved off the bottom and into fifth place after two good results.
On Saturday, they won a bottom-of-the-table clash at Grampound by eight wickets while, on Sunday, they drew with sixth-placed Newquay.
St Just lead the table on 170 points. But only nine points separate the next four sides.
Truro are second on 126, Paul third on 122, Falmouth fourth on 118, while fifth-placed St Austell have 117.
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