Bath City moved into third – five points behind second-placed Woking and seven of leaders Torquay United – after a 1-0 win at Twerton Park against third-bottom East Thurrock United.
A crowd of 772 saw Sean Rigg`s 54th minute effort prove decisive.
Chelmsford City missed the chance to move level on points with Bath after losing by the same scoreline at fellow top seven chasers Slough Town.
Simon Dunn`s goal 5 minutes before the break at Arbour Park in front of 765 won it for the Rebels.
Two late goals between Concord Rangers and Wealdstone meant the points were shared, leaving the Beachboys in fifth.
Alex Wall gave Concord an 11th minute lead that David Pratt cancelled out after 31 minutes.
The Stones thought they had found the winner when Pratt scored again in the 82nd minute before the Beachboys scored 2 minutes later with Wall also bagging his brace.
Dartford moved into sixth after a 3-2 win at Princes Park against another top seven contender, St Albans City.
Elliot Bradbrook gave the Darts a 21st minute lead that Zane Banton levelled on 34 minutes.
Phil Roberts restored the home side`s advantage 5 minutes later, only for Sam Merson to equalise right on half-time.
But Roberts won it for the Darts 2 minutes from time.
Just one win in seven has dropped Billericay Town out of the top seven.
They lost 2-1 at home to mid-table Chippenham Town, whose Nat Jarvis put them in front after 22 minutes.
Adam Coombes sent Ricay into the break all-square with a 38th minute leveller, but Karnell Chambers won it for the Bluebirds 18 minutes from time.
Bottom-markers Weston-super-Mare picked up a point from a 1-1 draw at Priory Lane against mid-table Eastbourne Borough.
Boro led through Kane Wills` 18th minute effort right until 7 minutes from the end when Gethyn Hill earned the Seagulls a point which leaves them seven points from safety.
Second-bottom Gloucester City`s new boss Mike Cook saw his new-look side earn a 0-0 draw at Evesham against another struggler, Hungerford Town.
But credit the Tigers, who played for 72 minutes with ten-men after Chris Knowles was shown a straight red card for an alleged stamp on an opponent.
Hampton & Richmond Borough won 2-0 at the Beveree against Dulwich Hamlet.
Both goals came early on, with Matty Whichelow opening the account in the 5th minute and Chris Dickson doubling that just 7 minutes later.