Kmhd's on-air studio phone: 503-661-8900 Pledge line: 503-491-7800 or 800-487-5643 800-487-KMHD We have a very generous and loyal base of members at KMHD. That is wonderful news, but we know there are more people listening to the station than ever before. In the fall 2001 Arbitron ratings, KMHD had the highest audience ever with nearly 84, 000 listeners. But out of that many people, our ...