Besides this site, the scoops generally get posted first to the Masters Track Listserve. Launched by Gerry Krainik in late January 1999, it had 164 members in mid-September 1999 with more than 1,000 posts. It is growing by leaps and bounds. You can check out the archive or subscribe as a member of this automatic e-mail distribution group. Also check your local white pages.
Many offices are staffed part-time, however.
You may get a recorded message. S.W., Seattle, WA, 98116. My area doesn't have many masters meets. Many meet directors of college invitationals will gladly accept your money. Call the campus track office in January or February and ask for a meet schedule.