Altrincham. Eastleigh and Forest Green beat league clubs
Barnet, Stevenage and Northampton knock out League One sides
Seventh-tier Stourbridge win at Dover
2013 winners Wigan thrashed by Bury
Macauley Bonne
Colchester's pressure finally pays off as Macauley Bonne - who was denied by the post moments earlier - this time finds the bottom corner with a simple finish.
The League One side have been camped in the Wealdstone penalty area for the last 15 minutes. Can the National League South outfit respond?
Wealdstone 0-0 Colchester
Colchester have hit the post through Macauley Bonne. They are really knocking on the door here and Wealdstone need to weather the storm.
Fans of cup upsets should look away now, as League One side Leyton Orient are three goals to the good against Ryman Premier club Staines Town, thanks to two goals from Ollie Palmer and one from Dean Cox.
But eighth-tier Northwich Victoria have taken the lead against National League club Boreham Wood.
Portsmouth's FA Cup struggles look to be continuing, as National League opponents Macclesfield have levelled the scores at 1-1 at Fratton Park.
Image source, Rex FeaturesAltrincham 0-0 Barnsley
Alfie Mawson curls wide from 20 yards for the League One side.
They've had the better of the play so far but nothing to show for it yet.
Bury 1-0 Wigan
Image source, .It's not going so well for the Latics today - Tom Pope has put Bury ahead in the all-League One tie at Gigg Lane.
Marc Richards
It is quite some first half at the Ricoh Arena, and Northampton restore their lead.
Marc Richards heads in Lawson D'Ath's cross for his 10th goal of the season in all competitions.
Wealdstone 0-0 Colchester
Callum Harriott, on loan at Colchester from Charlton Athletic, almost gives the visitors the lead but he is charged down by the Wealdstone keeper Jonathan North and drags his low shot wide.
Jose Baxter
The former Everton and Oldham man confidently converts from the spot.
He drills his effort into the right-hand corner of the Worcester net.
Still plenty of time for the National League North side to fight back.
Sheffield United 0-0 Worcester City
It's a penalty to the hosts after Che Adams was fouled in the area.
Wealdstone 0-0 Colchester
League One Colchester have looked pretty solid so far. They are yet to test Wealdstone goalkeeper Jonathan North but they are getting the ball into the penalty area regularly.
Sheffield United 0-0 Worcester City
Pretty even at Bramall Lane so far.
Worcester have enjoyed some possession against their League One hosts and George Long was forced into action from Connor Gater's shot.
National League leaders Forest Green have got off to the best possible start against League Two club Wimbledon, Darren Carter firing Rovers ahead at Kingsmeadow.
Meanwhile, seventh-tier Stourbridge are on top against National League side Dover thanks to Tom Lait's early goal, while League Two club Stevenage have gone 1-0 up against League One opponents Gillingham.
Adam McGurk has given Portsmouth an early lead against National League club Macclesfield. Remember, Pompey are without a win in the FA Cup since 2010.
Image source, Rex FeaturesJacob Murphy
The League Two side's lead doesn't last long, as Jacob Murphy levels for Coventry, right footed from outside the area. That's a good finish.
Zander Diamond
Things could hardly be worse for Northampton Town off the field, but here is a moment for the Cobblers to savour on it. They lead at the Ricoh Arena!
Nicky Adams' free-kick into the box causes problems and Zander Diamond touches it in.
Wealdstone 0-0 Colchester
Image source, Getty ImagesThere were two pitch inspections before the officials were happy for this game to go ahead and, although the playing surface largely looks fine, there is plenty of water along the touchline and by the corner flags.
Could the conditions play a part as Wealdstone look to turn over a side 71 places above them in the football pyramid?
Altrincham 0-0 Barnsley
Barnsley, with seven successive league defeats, are currently enduring their worst run in 56 years.
They've started well enough but boss Lee Johnson will be desperate for an early goal to settle the nerves.
Wealdstone 0-0 Colchester
Wealdstone force the first corner of the game in Middlesex and, moments later, Scott Davies shoots from outside the area and is denied by a fingertip save from Elliot Parish. That's a promising start for the non-league side.
Andy Williams
League One club Doncaster get the first goal of the afternoon against Stalybridge, who sit 65 places below Rovers in the football pyramid.
Nathan Tyson breaks free down the left to get a cross in, and Andy Williams is there to finish.
Altrincham 0-0 Barnsley
First chance of the day for the non-league men.
Manager's son Jordan Sinnott eyes up a 25-yard free-kick but his effort is off target.
From Plymouth to Hartlepool and everywhere in between - our 28 FA Cup first round ties are off and running.