Source: The Spokesman-Review via Google News Archive.
Two days later (Sunday, August 8), CBS moved to KREM and ABC to KXLY (but ch. 4 was allowed to air Good Morning America months before the switch)
02 - KREM (ABC)
6:40 Down to Earth
6:45 Intersect
7:00 Cartoons
8:25 Partridge Family
8:55 Housecall
9:00 Mike Douglas Show
10:30 Happy Days
11:00 Hot Seat
11:30 News
11:55 Take Kerr
12:00 $20.000 Pyramid
12:30 All My Children
1:00 Ryan's Hope
1:30 One Life to Live
2:15 General Hospital
3:00 The Edge of Night
3:30 Porky Pig
4:00 Mickey Mouse Club
4:30 The FBI
5:30 News
6:00 ABC Evening News
6:30 Star Trek
7:30 Hollywood Squares
8:00 Donny and Marie
9:00 Movie: "John and Mary"
11:00 News
11:30 The Rookies
12:45 Name of the Game
04 - KXLY (CBS)
6:25 Farm Report
6:30 Summer Semester
7:00 Good Morning America
8:00 Captain Kangaroo
9:00 Price is Right
10:00 Guiding Light
10:30 Love of Life
10:55 CBS News
11:00 Young and the Restless
11:30 Search for Tomorrow
12:00 Dialing for Dollars
12:30 As the World Turns
1:30 Dialing for Dollars
2:00 All in the Family
2:30 Match Game
3:00 Movie: "Woman's World"
4:30 Lucy Show
5:00 Hogan's Heroes
5:30 News
6:00 CBS Evening News
6:30 Dinah!
7:30 Mary Tyler Moore
8:00 Pat Boone and the Little Ones
8:30 KXLY Public Affairs
9:00 Movie: "D-Day the 6th of June"
11:00 News
11:30 Mary Hartman, Mary Hartman
12:00 Movie: "Pony Express"
06 - KHQ (NBC)
6:00 Consultation
6:30 Not For Women Only
7:00 Today
9:00 Sanford and Son
9:30 Celebrity Sweepstakes
10:00 Wheel of Fortune
10:30 Hollywood Squares
11:00 Fun Factory
11:30 Kaleidoscope
11:55 NBC News
12:00 Somerset
12:30 Days of Our Lives
1:30 The Doctors
2:00 Another World
3:00 Bonanza
4:00 Merv Griffin Show
5:30 News
6:00 NBC Nightly News
6:30 To Tell the Truth
7:00 Bewitched
7:30 Animal World
8:00 Sanford and Son
8:30 The Rockford Files
9:30 Police Story
10:30 Legion Disease
11:00 News
11:30 Tonight Show with Johnny Carson
1:00 Midnight Special
07 - KSPS (PBS)
8:00 Mister Rogers
8:30 Villa Alegre
9:00 Sesame Street
10:00 The Electric Company
10:30 Inner Tennis
11:00 Crockett's Victory Garden
11:30 The Romagnoli's Table
12:00 TBA
3:30 Lilias, Yoga and You
4:00 Mister Rogers
4:30 Sesame Street
5:30 The Electric Company
6:00 Zoom
6:30 Carrascolendas
7:00 South by Northwest
7:30 MacNeil/Lehrer Report
8:00 Washington Week in Review
8:30 Wall Street Week
9:00 USA: People and Politics
9:30 Charlestown: Three Centuries of Town Life
10:00 Shoulder to Shoulder
11:00 ABC Evening News (CC)
And these were the newscasts' names back then:
KREM: Channel 2 News
KXLY: News Scene
KHQ: Eyewitness News
Two days later (Sunday, August 8), CBS moved to KREM and ABC to KXLY (but ch. 4 was allowed to air Good Morning America months before the switch)
02 - KREM (ABC)
6:40 Down to Earth
6:45 Intersect
7:00 Cartoons
8:25 Partridge Family
8:55 Housecall
9:00 Mike Douglas Show
10:30 Happy Days
11:00 Hot Seat
11:30 News
11:55 Take Kerr
12:00 $20.000 Pyramid
12:30 All My Children
1:00 Ryan's Hope
1:30 One Life to Live
2:15 General Hospital
3:00 The Edge of Night
3:30 Porky Pig
4:00 Mickey Mouse Club
4:30 The FBI
5:30 News
6:00 ABC Evening News
6:30 Star Trek
7:30 Hollywood Squares
8:00 Donny and Marie
9:00 Movie: "John and Mary"
11:00 News
11:30 The Rookies
12:45 Name of the Game
04 - KXLY (CBS)
6:25 Farm Report
6:30 Summer Semester
7:00 Good Morning America
8:00 Captain Kangaroo
9:00 Price is Right
10:00 Guiding Light
10:30 Love of Life
10:55 CBS News
11:00 Young and the Restless
11:30 Search for Tomorrow
12:00 Dialing for Dollars
12:30 As the World Turns
1:30 Dialing for Dollars
2:00 All in the Family
2:30 Match Game
3:00 Movie: "Woman's World"
4:30 Lucy Show
5:00 Hogan's Heroes
5:30 News
6:00 CBS Evening News
6:30 Dinah!
7:30 Mary Tyler Moore
8:00 Pat Boone and the Little Ones
8:30 KXLY Public Affairs
9:00 Movie: "D-Day the 6th of June"
11:00 News
11:30 Mary Hartman, Mary Hartman
12:00 Movie: "Pony Express"
06 - KHQ (NBC)
6:00 Consultation
6:30 Not For Women Only
7:00 Today
9:00 Sanford and Son
9:30 Celebrity Sweepstakes
10:00 Wheel of Fortune
10:30 Hollywood Squares
11:00 Fun Factory
11:30 Kaleidoscope
11:55 NBC News
12:00 Somerset
12:30 Days of Our Lives
1:30 The Doctors
2:00 Another World
3:00 Bonanza
4:00 Merv Griffin Show
5:30 News
6:00 NBC Nightly News
6:30 To Tell the Truth
7:00 Bewitched
7:30 Animal World
8:00 Sanford and Son
8:30 The Rockford Files
9:30 Police Story
10:30 Legion Disease
11:00 News
11:30 Tonight Show with Johnny Carson
1:00 Midnight Special
07 - KSPS (PBS)
8:00 Mister Rogers
8:30 Villa Alegre
9:00 Sesame Street
10:00 The Electric Company
10:30 Inner Tennis
11:00 Crockett's Victory Garden
11:30 The Romagnoli's Table
12:00 TBA
3:30 Lilias, Yoga and You
4:00 Mister Rogers
4:30 Sesame Street
5:30 The Electric Company
6:00 Zoom
6:30 Carrascolendas
7:00 South by Northwest
7:30 MacNeil/Lehrer Report
8:00 Washington Week in Review
8:30 Wall Street Week
9:00 USA: People and Politics
9:30 Charlestown: Three Centuries of Town Life
10:00 Shoulder to Shoulder
11:00 ABC Evening News (CC)
And these were the newscasts' names back then:
KREM: Channel 2 News
KXLY: News Scene
KHQ: Eyewitness News