England retain their No 1 ranking, but they are only 20 points ahead of the in-form New Zealand side. All 20 World Cup sides are ranked in the world's top 20.
The rankings indicate that Pool A will be the most tightly contested at the Cup, with Australia ranked third and coming up against two of the big improvers in world rugby - Ireland (No 6) and Argentina (No 7).
Wales are in Pool D with New Zealand (No 2), Canada (No 11), Italy (No 13) and Tonga (No 14).
In the 1999 World Cup, New Zealand went in as the No 1 side with eventual winners Australia in second place and runners-up France fifth.
Zurich World Rankings (as of Sept 6, 2003): 1. England 1298 points, 2. New Zealand 1278, 3. Australia 1108, 4. France 1103, 5. South Africa 1006, 6. Ireland 929, 7. Argentina 858, 8. Scotland 756, 9. Wales 699, 10. Samoa 675, 11. Canada 569, 12. Fiji 561, 13. Italy 549, 14. Tonga 527, 15. Japan 457, 16. United States, 17. Georgia 363, 18. Romania 357, 19. Namibia 303, 20. Uruguay 295.
The last five years have been an emotional rollercoaster on and off the pitch for RGC1404. Promotion to the Principality Premiership was the culmination of five years of hard work and investment in North Wales. WRU TV caught up with prop Joe Simpson, who was one of the first intake of WRU North Wales Academy players in 2010.
Ebbw Vale captain Damien Hudd picked up the biggest accolade of the night at the 11th Principality Premiership Awards Evening held at Principality Stadium, after leading his side to the title for the first time.
Wales assistant coach Robin McBryde is predicting a tough battle against England on Sunday despite the fact they may not be considered to be at full strength. Players will be out to impress Eddie Jones which makes England a dangerous proposition, he says.
Wales U20 captain Tom Phillips and performance psychologist Dr Rich Neil explain why spending three days at Monmouth RFC has further strengthened the togetherness of the squad ahead of the #WorldRugbyU20s