976
- 97601 Klamath Falls
- 97603 Klamath Falls
- 97604
- 97620 Adel
- 97621 Beatty
- 97622 Bly
- 97623 Bonanza
- 97624 Chiloquin
- 97625 Dairy
- 97626 Fort Klamath
- 97627 Keno
- 97630 Lakeview
- 97632 Malin
- 97633 Merrill
- 97634 Midland
- 97635 New Pine Creek
- 97636 Paisley
- 97637 Plush
- 97638 Silver Lake
- 97639 Sprague River
- 97640 Summer Lake
- 97641 Christmas Valley