| Meet/Entry Form(s) | Closing Date | Swimming Date(s) |
|---|---|---|
| Darlington Dolphin Masters Meet Alternative WORD6 .DOC Form | GONE | 13 Mar 99 |
| Guernsey Open International Masters Meet | GONE | 26-28 Mar 99 |
| Southern Counties ASA Open Long Course Masters | GONE | 17-18 Apr 99 |
| Leeds Open Masters | 26 Mar 99 | 24-25 Apr 99 |
| Scottish National Open Masters | 26 Mar 99 | 7-8 May 99 |
| Yorkshire Open Masters Meet | 11 Apr 99 | 8 May 99 |
| Suffolk Masters Meet | 14 Apr 99 | 15 May 99 |
| Reading Open Masters Meet | 26 Apr 99 | 27 May 99 |
| Great Britain Open Masters Meet, Coventry | 6 May 99 | 4-6 June 99 |
| Eastbourne Masters Meet | 16 May 99 | 13 Jun 99 |
| Gateshead & Whickham Open Masters | 19 Jun 99 | 10 Jul 99 |
| Barnet Copthall Masters Distance Meet | 2 Jul 99 | 23-24 Jul 99 |
| Lomond Masters | ? | 21 Aug 99 |
| Barnet Copthall Masters Sprints Meet | 27 Aug 99 | 12 Sep 99 |
| SCASA Short Course Meet, Barnet | 30 Aug 99 | 25-26 Sep 99 |
| ASA National Masters Championships | ? | 22-24 Oct 99 |
| Berks & S. Bucks Masters Meet | 1 Oct 99 | 30 Oct 99 |
| Glasgow International Masters | ? | 12-13 Nov 99 |
| Chester Masters Tournament | ? | 12-13 Nov 99 |
| Barnet Copthall Masters 1500m Meet | 5 Nov 99 | 28 Nov, 4 Dec 99 |