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Ryman Premier Division Maidstone United progressed through to the next round of the FA Trophy after Alex Flisher led a second-half fightback against Walton & Hersham to win 3-2.
Jamie Coyle's own goal gave the visitors the lead on 12 minutes, but Jay May levelled three minutes later.
The visitors went back in front before half-time through Dylan Cascoe, before Flisher's second-half heroics.
Ryman Premier leaders Margate crashed out of the competition, losing 2-0 at home to Slough.
A goal in each half from Billy Medlock and Flavio Tavares earned Tonbridge Angels a 2-0 win at VCD Athletic in their derby encounter.
Folkestone survived a late fightback from Thurrock as they progressed, winning 3-2.
Jon Pilbeam, Jordan Wright and Frankie Chappell had put Invicta 3-0 inside 62 minutes before Thurrock struck twice in the final 10 minutes through Onyemah and Spence, but the home side held on.
Striker Adrian Stone helped Cray Wanderers knock out his former side Faversham Town 3-0.
Stone opened the scoring after 36 minutes, and that was how it stayed until late into the game. With Faversham pushing for a leveller, the prolific Shaun Welford and former Maidstone player Rory Hill both struck for the home side in the final two minutes.
Ashley Miller was on target again for Hythe - sadly it was just a late consolation in their 6-1 defeat at Uxbridge.
Home forward Craig Tomkins proved too hot to handle scoring a hat-trick, with further goals from Matt Woods (2) and Wayne Carter.
Chatham will host Worthing in a replay this week after a Liam Hickey own goal denied them victory on the south coast.
Chats led after Lawrence Collins converted from the spot on 52 minutes before Hickey put through his own net 16 minutes later.
Thamesmead will be in the hat for the next round after they won 3-1 at home to Three Bridges.
Rowan Liburd gave them the lead after seven minutes, and Tyrus Gordon-Young doubled the advantage on 47.
Three Bridges got back into the game through Lee Carney just before the hour, but Robert Carter completed the win with three minutes left.