[5] Hopes were high that the championship-winning side could prosper in the Second Division, but only three games were played of the 1939–40 season due to the outbreak of World War II.

Newport County managed a 1–1 draw with Tottenham Hotspur and a 3–1 win over Southampton, finishing joint ninth out of 22 in the abandoned season.

The game was played in heavy snow away at White Hart Lane, and although County lost 4–1 their goal came from an incredible 35-yard effort by defender Ken Hollyman.

This made the score-line 1–2, giving County the hope that they could force an upset upon Bill Nicholson's men (who were double winners a year later).

In January 1964 under Billy Lucas in his second spell as manager, County took on another high-profile side – Burnley, the 1960 Division One champions and 1962 double runners-up – in the FA Cup fourth round, but again suffered defeat 2–1.

In the 1970–71 season the Newport team managed by Bobby Ferguson set an unwanted Football League record by not winning any of their first 25 matches, losing 21 in the process.

Also in the promotion-winning team was Tommy Tynan, one of the leading lower-league strikers of his era, who scored the all-important goal that sealed County's promotion.

[9] Dave Gwyther completed the trio of prolific goalscorers whilst captain Keith Oakes provided strength in central defence.

The second round against SK Haugar of Norway was even more convincing: after a 0–0 draw away, the home leg was won 6–0, taking the club into the quarter-finals against Carl Zeiss Jena F.C.

[12] The Newport County squad for the first leg was: 1 Gary Plumley, 2 Richard Walden, 3 John Relish, 4 Grant Davies, 5 Keith Oakes (Captain), 6 Tommy Tynan, 7 Nigel Vaughan, 8 Steve Lowndes, 9 Dave Gwyther, 10 Karl Elsey, 11 Kevin Moore, 12 Neil Bailey, 13 Steve Warriner, 14 Dave Bruton, 15 Bobby Ward, 16 Mark Kendall.

In the 1982–83 season Colin Addison, in his second spell as manager, led Newport County to their highest post-war league finish – 4th in the Third Division, just four points behind third-placed Huddersfield Town.

Newport appeared in the Welsh Cup final again in 1987 under manager John Lewis, this time losing 1–0 to Merthyr Tydfil after a replay.

and adopted the nickname The Exiles, as a result of having to play home matches for the 1989–90 season at the London Road ground in the north Gloucestershire town of Moreton-in-Marsh, 80 miles (130 km) north-east of Newport.

[5] In the 2001–02 season the team managed by Tim Harris reached the first round proper of the FA Cup for the first time since the club was reformed, drawing Second Division side Blackpool.

Peter Beadle was appointed manager in October 2005 and in the 2006–07 season Newport again reached the first round proper of the FA Cup but lost 3–1 to Swansea City.

After a poor start to the 2011–12 season with the team last-but-one in the table after picking up just a single win out of the first 12 games, Hudson was sacked on 28 September 2011.

County lost the final 2–0 to York City who went on to secure promotion to the Football League a week later in a Wembley play-off match.

Effective from 10 October 2016 Graham Westley was appointed team manager with Dino Maamria his assistant[33] and Mccarthy released by the club.

[35] A remarkable recovery saw Newport avoid relegation, sealed by a final day of the season 2–1 victory at home against Notts County with centre half Mark O'Brien scoring the 89th-minute winner.

On 6 January 2019, County won their home FA Cup third round tie against Premier League club Leicester City 2–1.

[42] The subsequent Fourth round drew Newport in an away match against Championship club Middlesbrough on 26 January 2019, in which they achieved a 1–1 draw,[43] going on to a home replay victory 2–0 on 5 February 2019.

[48] On 27 August 2019, Newport County faced West Ham United of the Premier League in the EFL Cup, losing the tie 2–0.

[59] In March 2020 Newport were permitted by the EFL to move two home matches to Cardiff City Stadium due to the poor condition of the Rodney Parade pitch.

[71] In August 2023 Newport County reached the second round of the 2023–24 EFL Cup, losing on penalties to Brentford of the Premier League after drawing 1–1 in normal time.

[72] On 24 January 2024 former Swansea City chairman Huw Jenkins purchased a controlling interest 52% of shares in Newport County from the Supporters Trust.

[87] In October 2023 Newport County Supporters Trust members voted in favour of selling a controlling interest 52% of shares in the club to former Swansea City chairman Huw Jenkins, subject to EFL approval.

The 1999 release included the song Carl Zeiss Jena by Newport band Flyscreen, celebrating County's 1981 European campaign.

For the 2012 FA Trophy final, singer-songwriter Tracey Curtis wrote and released the song A Hundred Years of Football (And We're Off To Wembley).

[94] Before a match at Rodney Parade in January 2020, Swindon fans were filmed throwing toilet paper and drinks containers outside a pub in Newport city centre.

[103] Stevenage coach Jorden Gibson was appointed Newport County Academy Manager in June 2019[104] but he resigned 11 September 2019 following an internal investigation after an altercation with a youth team player.