Game |
| Result | Moves |
Year | Event/Locale | Opening |
51. J van Oosterom vs R Knobel |
| ½-½ | 31 | 1998 | Korning mem corr | B66 Sicilian, Richter-Rauzer Attack, 7...a6 |
52. J van Oosterom vs R J Maliangkay |
| 1-0 | 42 | 1998 | Korning mem corr | E97 King's Indian |
53. J van Oosterom vs M Plomp |
| 1-0 | 22 | 1998 | Korning mem corr | D37 Queen's Gambit Declined |
54. J van Oosterom vs H Tanggaard |
| 1-0 | 56 | 1998 | Korning mem corr | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
55. J van Oosterom vs G Timmerman |
 | 1-0 | 62 | 1999 | NBC Millennium Email | E97 King's Indian |
56. Andersson vs J van Oosterom |
| ½-½ | 47 | 1999 | NBC Millennium Email | D80 Grunfeld |
57. E Bang vs J van Oosterom |
| ½-½ | 35 | 1999 | NBC Millennium Email | D76 Neo-Grunfeld, 6.cd Nxd5, 7.O-O Nb6 |
58. H Tarnowiecki vs J van Oosterom |
| 1-0 | 60 | 1999 | NBC Millennium Email | E90 King's Indian |
59. G Timmerman vs J van Oosterom |
| 0-1 | 70 | 1999 | NBC Millennium Email | B90 Sicilian, Najdorf |
60. J van Oosterom vs Andersson |
| ½-½ | 30 | 1999 | NBC Millennium Email | B42 Sicilian, Kan |
61. J van Oosterom vs E Bang |
| 1-0 | 29 | 1999 | NBC Millennium Email | C84 Ruy Lopez, Closed |
62. J van Oosterom vs H Elwert |
| ½-½ | 46 | 1999 | NBC Millennium Email | B92 Sicilian, Najdorf, Opocensky Variation |
63. J van Oosterom vs H Tarnowiecki |
| ½-½ | 43 | 1999 | NBC Millennium Email | C18 French, Winawer |
64. J van Oosterom vs E Bang |
| 1-0 | 34 | 2002 | ICCF 50th Jubilee Elite corr | C84 Ruy Lopez, Closed |
65. V Anton vs J van Oosterom |
| ½-½ | 62 | 2002 | ICCF Jubilee 50th Elite corr | E15 Queen's Indian |
66. J van Oosterom vs V Anton |
| ½-½ | 36 | 2002 | ICCF Jubilee 50th Elite corr | E32 Nimzo-Indian, Classical |
67. J van Oosterom vs V Hefka |
| 1-0 | 45 | 2003 | 18th Correspondence World Championship | B90 Sicilian, Najdorf |
68. H Elwert vs J van Oosterom |
| ½-½ | 65 | 2003 | 18th Correspondence World Championship | B30 Sicilian |
69. M Mraz vs J van Oosterom |
| 0-1 | 45 | 2003 | 18th Correspondence World Championship | E58 Nimzo-Indian, 4.e3, Main line with 8...Bxc3 |
70. W Schoen vs J van Oosterom |
| ½-½ | 49 | 2003 | 18th Correspondence World Championship | B90 Sicilian, Najdorf |
71. A Soltau vs J van Oosterom |
| ½-½ | 54 | 2003 | 18th Correspondence World Championship | B22 Sicilian, Alapin |
72. H Tiemann vs J van Oosterom |
| 0-1 | 54 | 2003 | 18th Correspondence World Championship | B90 Sicilian, Najdorf |
73. M Umansky vs J van Oosterom |
| ½-½ | 29 | 2003 | 18th Correspondence World Championship | E01 Catalan, Closed |
74. J van Oosterom vs D Fleetwood |
| ½-½ | 58 | 2003 | 18th Correspondence World Championship | E12 Queen's Indian |
75. J van Oosterom vs M Nimtz |
 | 1-0 | 49 | 2003 | 18th Correspondence World Championship | B80 Sicilian, Scheveningen |