Northern Orion Resources Inc. TSX : NNO AMEX : NTO

October 25, 2005 12:34 ET

Northern Orion to Release Third Quarter Results on November 8, 2005

VANCOUVER, BRITISH COLUMBIA--(CCNMatthews - Oct. 25, 2005) - (TSX:NNO)(AMEX:NTO) Northern Orion will release its third quarter results after the close of market on Tuesday, November 8, 2005 and will host a telephone conference call on Wednesday, November 9, 2005 at 1:30 p.m. Pacific Time (4:30 p.m. Eastern) to discuss these results. The conference call may be accessed by dialing 1-866-898-9626 in Canada and the United States, or 1-416-340-2216 internationally.

The conference call will be archived for later playback until November 16, 2005 and can be accessed by dialing 1-800-408-3053 or 1-416-695-5800 and using the passcode 3166220#.

David Cohen, President and CEO