You can get 17 free TV channels in Knoxville, IA
0 channels are rated Strong (indoor-ready) near the center of Knoxville. Check your exact ZIP code below.
Attic or High-Gain Window Antenna
You have 8 Strong/Moderate channels. An attic or 2nd-floor window antenna will lock in way more channels than a basic flat panel.
🧭 Broadcast Tower Compass — Which Way to Point Your Antenna
Each dot is a local TV tower relative to your center point (● Green = Strong, ● Blue = Moderate, ● Amber = Weak).
Primary Aim Direction: NW (323°)
Place your indoor antenna near a window or exterior wall facing NW (323°), or aim your attic/rooftop antenna toward that compass bearing for the strongest signal lock.
After placing or moving your antenna, always run a fresh TV channel rescan.
All Free Over-the-Air TV Channels in Knoxville, IA
Sorted with Strong signals and major broadcast networks first. Channel is the virtual channel number your TV displays; Band / RF Ch. is the actual radio frequency that determines whether you need a VHF-capable antenna. How we calculate signals.
| Channel | Network | Station | Distance | Point Antenna | Band / RF Ch. | Estimated Signal |
|---|---|---|---|---|---|---|
| 5 | ABC | WOI-DT Ames, IA · Full Power | 43.0 mi | NW (322°) | Low VHF RF 5 | ● Moderate — Window / High Indoor |
| 8 | CBS | KCCI Des Moines, IA · Full Power | 43.3 mi | NW (322°) | High VHF RF 8 | ● Moderate — Window / High Indoor |
| 13 | NBC | WHO-DT Des Moines, IA · Full Power | 43.0 mi | NW (322°) | High VHF RF 13 | ● Moderate — Window / High Indoor |
| 17 | FOX | KDSM-TV Des Moines, IA · Full Power | 44.2 mi | NW (323°) | UHF RF 16 | ● Moderate — Window / High Indoor |
| 11 | PBS | KDIN-TV Des Moines, IA · Full Power | 43.0 mi | NW (322°) | UHF RF 34 | ● Moderate — Window / High Indoor |
| 56 | CW | KDMI Des Moines, IA · Full Power | 44.2 mi | NW (323°) | UHF RF 19 | ● Moderate — Window / High Indoor |
| 23 | CW | KCWI-TV Ames, IA · Full Power | 44.2 mi | NW (323°) | UHF RF 23 | ● Moderate — Window / High Indoor |
| 39 | ION | KFPX-TV Newton, IA · Full Power | 43.3 mi | NW (322°) | UHF RF 36 | ● Moderate — Window / High Indoor |
| 3 | ABC | KTVO Kirksville, MO · Full Power | 64.5 mi | SSE (147°) | UHF RF 33 | ○ Fringe — Deep Outdoor |
| 7 | NBC | KWWL Waterloo, IA · Full Power | 98.9 mi | NE (41°) | High VHF RF 7 | ○ Fringe — Deep Outdoor |
| 15 | FOX | KYOU-TV Ottumwa, IA · Full Power | 60.2 mi | E (98°) | UHF RF 15 | ○ Fringe — Deep Outdoor |
| 28 | FOX | KFXA Cedar Rapids, IA · Full Power | 74.7 mi | NE (44°) | UHF RF 27 | ○ Fringe — Deep Outdoor |
| – | Local / LPTV | WBXF-CD Des Moines, IA · Class A | 32.8 mi | NW (305°) | UHF RF 28 | ○ Fringe — Deep Outdoor |
| – | Local / LPTV | KAJR-LD Des Moines, IA · Low Power | 35.0 mi | N (351°) | UHF RF 21 | ○ Fringe — Deep Outdoor |
| – | Local / LPTV | KRPG-LD Des Moines, IA · Low Power | 35.0 mi | N (351°) | UHF RF 24 | ○ Fringe — Deep Outdoor |
| 44 | Local / LPTV | KCYM-LD Des Moines, IA · Low Power | 35.0 mi | N (351°) | UHF RF 26 | ○ Fringe — Deep Outdoor |
| 45 | Local / LPTV | KDIT-CD Des Moines, IA · Class A | 44.2 mi | NW (323°) | UHF RF 17 | ○ Fringe — Deep Outdoor |
📬 Get an email alert if local TV channels change in your area
When a local station changes frequencies or a new free channel signs on, we'll let you know it's time to rescan your TV.
100% free. Unsubscribe anytime in one click.