You can get 16 free TV channels in Centralia, IL
2 channels are rated Strong (indoor-ready) near the center of Centralia. Check your exact ZIP code below.
Attic or High-Gain Window Antenna
You have 3 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: SSW (198°)
Place your indoor antenna near a window or exterior wall facing SSW (198°), 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 Centralia, IL
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 |
|---|---|---|---|---|---|---|
| 8 | PBS | WSIU-TV Carbondale, IL · Full Power | 29.7 mi | SSW (193°) | High VHF RF 8 | ● Strong — Indoor OK |
| – | Local / LPTV | W29CI-D Salem, IL · Class A | 7.3 mi | ENE (67°) | UHF RF 29 | ● Strong — Indoor OK |
| 13 | Independent | WPXS Mount Vernon, IL · Full Power | 42.9 mi | WSW (256°) | High VHF RF 13 | ● Moderate — Window / High Indoor |
| 4 | CBS | KMOV St. Louis, MO · Full Power | 63.6 mi | W (271°) | UHF RF 24 | ▲ Weak — Outdoor / Attic |
| 3 | ABC | WSIL-TV Harrisburg, IL · Full Power | 64.2 mi | SSE (168°) | UHF RF 34 | ○ Fringe — Deep Outdoor |
| 30 | ABC | KDNL-TV St. Louis, MO · Full Power | 65.3 mi | W (274°) | UHF RF 31 | ○ Fringe — Deep Outdoor |
| 12 | CBS | KFVS-TV Cape Girardeau, MO · Full Power | 78.3 mi | SSW (196°) | High VHF RF 11 | ○ Fringe — Deep Outdoor |
| 5 | NBC | KSDK St. Louis, MO · Full Power | 65.4 mi | W (273°) | UHF RF 35 | ○ Fringe — Deep Outdoor |
| 2 | FOX | KTVI St. Louis, MO · Full Power | 67.5 mi | W (271°) | UHF RF 33 | ○ Fringe — Deep Outdoor |
| 23 | FOX | KBSI Cape Girardeau, MO · Full Power | 80.7 mi | SSW (197°) | UHF RF 36 | ○ Fringe — Deep Outdoor |
| 11 | CW | KPLR-TV St. Louis, MO · Full Power | 67.5 mi | W (271°) | UHF RF 26 | ○ Fringe — Deep Outdoor |
| 46 | ION | WRBU East St. Louis, IL · Full Power | 74.4 mi | W (263°) | UHF RF 28 | ○ Fringe — Deep Outdoor |
| 16 | Educational | WUSI-TV Olney, IL · Full Power | 57.9 mi | ENE (68°) | UHF RF 23 | ○ Fringe — Deep Outdoor |
| 27 | Educational | WTCT Marion, IL · Full Power | 66.9 mi | S (175°) | UHF RF 30 | ○ Fringe — Deep Outdoor |
| 9 | Educational | KETC St. Louis, MO · Full Power | 69.0 mi | W (268°) | UHF RF 23 | ○ Fringe — Deep Outdoor |
| 24 | Local / LPTV | KNLC St. Louis, MO · Full Power | 77.9 mi | W (262°) | UHF RF 14 | ○ Fringe — Deep Outdoor |
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