| Inter Service Orienteering Championships 1998 |
| Men's Inter-Services Team Results: | |
| Army Team: | 458:24 |
| RAF Team: | 551:24 |
| RN Team: | 607:53 |
| Ladies Inter Services Team Results: | |
| Army Team: | 290:40 |
| RAF Team: | 305:34 |
| RN Team: | No Team |
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| MEN (9.7Km 430m) | LADIES (6.8Km 360m) | |||||||
| 1 | Tom Hart | CLARO | 57:31 | 1 | Jackie Hallett | BOK | 59:25 | |
| 2 | John Rye | RMOC | 58:33 | 2 | Sarah Guyver | BAOC | 61:37 | |
| 3 | David Rollins | BAOC | 61:37 | 3 | Nikki Miller | BAOC | 66:15 | |
| 5 | Nicholas Bateson | BAOC | 62:24 * | 6 | Nicki MacAuley | RAFO | 68:59 | |
| 8 | Colin Dickson | BAOC | 62:47 | 10 | Sue Gillott | RAFO | 73:35 | |
| 11 | Charles Bromley-Gardner | BAOC | 64:27 | 12 | Mia Armstrong | RAFO | 74:40 | |
| 12 | Michael Belshaw | BAOC | 65:11 | 13 | Sheila Braine | BAOC | 75:07 | |
| 15 | Steve Sharp | BAOC | 66:45 | GOLD: | 78:01 | |||
| 16 | Duncan Francis | BAOC | 67:19 | 17 | Helen McGarry | BAOC | 87:41 | |
| 17 | Nick Keast | RN | 67:35 | 19 | Sue Lee | RAFO | 88:20 | |
| 20 | Mat Clifton | BAOC | 70:18 | 23 | Jane Salway | RAFO | 90:57 | |
| 23 | Chris Sanderson | BAOC | 71:03 | SILVER: | 93:38 | |||
| 25 | Keith Francis | RAFO | 72:14 | 25 | Mhairi Thomson | NONE | 95:17 | |
| 27 | Philip Stuart | BAOC | 73:07 | 26 | Carol Young | RAFO | 95:59 | |
| GOLD: | 74:01 | 27 | June Harrop | RAFO | 96:36 | |||
| 29 | Andy Ebdon | RAFO | 75:28 | 28/29 | Amanda Hassell | BAOC | 101:51 | |
| 30 | Peter Riches | BAOC | 75:54 | BRONZE: | 124:50 | |||
| 33 | Clive Shelton-Smith | RAFO | 77:49 * | |||||
| 35 | John Newton | RAFO | 79:08 ** | |||||
| 36 | Andy Armstrong | RAFO | 79:11 | |||||
| 39 | Mike Rodgers | RAFO | 79:26 | |||||
| 41 | Nicholas Paull | RAFO | 79:34 | |||||
| 47 | Steve Viney | RAFO | 81:54 | |||||
| 50 | Jim Dutton | RMOC | 83:25 | |||||
| 51 | Steve Lilleyman | RAFO | 83:37 | |||||
| 54 | Jim Hutton | RMOC | 86:55 | |||||
| 55 | Martin Bell | RAFO | 87:09 | |||||
| SILVER: | 88:50 | |||||||
| 60 | Chris Spencer | RAFO | 90:06 | |||||
| 61 | Richard Freeman | RAFO | 91:37 | |||||
| 63 | Michael Chopping | RAFO | 92:58*** | |||||
| 64 | Mike Edwards | RAFO | 93:02 * | |||||
| 66 | Marc Roberts | RAFO | 95:27 * | |||||
| 67 | Ricky Wise | RN | 96:04 | |||||
| 72 | Mick Sillet | RAFO | 105:28 * | |||||
| 73 | Nick Fernandes | RMOC | 106:29 | |||||
| 74 | Joe House | RMOC | 108:52 | |||||
| BRONZE: | 118:26 | |||||||
| 77 | Les Debenham | RN | 125:47 | |||||
| 79 | Martin Grixoni | RN | 140:41 | |||||
| * | Not in Team | |||||||
| ** | RAF Retired | |||||||
| *** | Reserve | |||||||