You can get 14 free TV channels in Johnston, IA
11 channels are rated Strong (indoor-ready) near the center of Johnston. Check your exact ZIP code below.
Indoor Window or Tabletop Antenna
11 stations arrive with a Strong signal here. Place a quality indoor antenna near a window or wall facing the towers.
🧭 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: NE (39°)
Place your indoor antenna near a window or exterior wall facing NE (39°), 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 Johnston, 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 | 9.9 mi | NE (35°) | Low VHF RF 5 | ● Strong — Indoor OK |
| 8 | CBS | KCCI Des Moines, IA · Full Power | 9.7 mi | NNE (33°) | High VHF RF 8 | ● Strong — Indoor OK |
| 13 | NBC | WHO-DT Des Moines, IA · Full Power | 9.9 mi | NE (35°) | High VHF RF 13 | ● Strong — Indoor OK |
| 17 | FOX | KDSM-TV Des Moines, IA · Full Power | 11.1 mi | NNE (31°) | UHF RF 16 | ● Strong — Indoor OK |
| 11 | PBS | KDIN-TV Des Moines, IA · Full Power | 9.9 mi | NE (35°) | UHF RF 34 | ● Strong — Indoor OK |
| 56 | CW | KDMI Des Moines, IA · Full Power | 11.1 mi | NNE (31°) | UHF RF 19 | ● Strong — Indoor OK |
| 23 | CW | KCWI-TV Ames, IA · Full Power | 11.1 mi | NNE (31°) | UHF RF 23 | ● Strong — Indoor OK |
| 39 | ION | KFPX-TV Newton, IA · Full Power | 9.7 mi | NNE (33°) | UHF RF 36 | ● Strong — Indoor OK |
| – | Local / LPTV | K32NM-D Des Moines, IA · Low Power | 2.5 mi | SW (222°) | UHF RF 32 | ● Strong — Indoor OK |
| – | Local / LPTV | WBXF-CD Des Moines, IA · Class A | 8.9 mi | SE (145°) | UHF RF 28 | ● Strong — Indoor OK |
| 45 | Local / LPTV | KDIT-CD Des Moines, IA · Class A | 11.1 mi | NNE (31°) | UHF RF 17 | ● Strong — Indoor OK |
| – | Local / LPTV | KAJR-LD Des Moines, IA · Low Power | 27.9 mi | ENE (72°) | UHF RF 21 | ▲ Weak — Outdoor / Attic |
| – | Local / LPTV | KRPG-LD Des Moines, IA · Low Power | 27.9 mi | ENE (72°) | UHF RF 24 | ▲ Weak — Outdoor / Attic |
| 44 | Local / LPTV | KCYM-LD Des Moines, IA · Low Power | 27.9 mi | ENE (72°) | UHF RF 26 | ▲ Weak — Outdoor / Attic |
Check Your Exact ZIP Code in Johnston
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