What channel is CBS on antenna in Portland OR?
CBS is channel 6.1 (KOIN).
It broadcasts on RF 25 (UHF), which any digital TV can receive.
Our terrain predictions put CBS on KOIN within antenna reach of about 89% of people in the Portland OR market, and an indoor antenna is likely enough for about 82% (an estimate, not yet checked against real scans). Check your ZIP.
Updated from FCC data
Lost CBS? Rescan your TV first
Most missing channels come back after a Rescan Asking your TV to search for channels again. Fixes most missing channels. More in the glossary . If CBS still doesn't appear, the antenna needs to point toward the KOIN tower and handle UHF Higher frequencies (RF 14–36). Most stations are here; almost any antenna picks it up. More in the glossary .
Where CBS 6.1 comes from
-
Works on any digital TV
KOIN RF 25 · UHF
KOIN's own transmitter.
Which way to point for CBS around Portland OR
Aim at the KOIN tower . It stands apart from the main tower site, so it may need its own aim.
| From | Point | Distance |
|---|---|---|
| Vancouver, WA | southwest (219°) | 11 mi |
| Salem, OR | north-northeast (19°) | 43 mi |
| Gresham, OR | west (274°) | 14 mi |
| Hillsboro, OR | east (94°) | 10 mi |
| Lake Oswego, OR | north-northwest (347°) | 7 mi |
| Happy Valley, OR | west-northwest (298°) | 12 mi |
| Camas, WA | west-southwest (248°) | 16 mi |
| Astoria, OR | southeast (131°) | 70 mi |
The antenna you need for CBS in Portland OR
CBS reaches ordinary TVs on UHF, so any antenna that picks up UHF will do. Close to the towers an indoor antenna by a window often works; farther out, height matters most: attic beats window, roof beats attic.
The best antenna for all of Portland OR · VHF Lower frequencies (RF 2–13). Needs an antenna with longer elements; many flat indoor antennas are weak here. More in the glossary
More free channels from KOIN
- 6.2 Great
- 6.3 Rewind TV
Other networks in Portland OR
Questions about CBS in Portland OR
What channel is CBS on antenna in Portland OR?
Why did CBS 6.1 disappear from my TV?
What antenna do I need for CBS in Portland OR?
Where this comes from
- Stations, towers, channels and power: FCC Licensing and Management System (LMS) public database, data of .
- Networks and subchannels: our affiliations dataset, built from Wikipedia (used under CC BY-SA 4.0), the network field stations file with the FCC, and station websites; checked . Credits.
- Towns and distances: US Census Bureau: Vintage 2025 city population estimates (SUB-EST2025) and 2026 Gazetteer place coordinates; distances are straight-line from each town's Census centre point.
- Market area: Market area: counties assigned by FCC service-contour coverage of each market's full-power stations (FCC LMS market list, Census 2020).
Updated How we work this out