You can get 6 free TV channels in Rio Grande, TX
1 channels are rated Strong (indoor-ready) near the center of Rio Grande. Check your exact ZIP code below.
Outdoor Rooftop Directional Antenna
Signals here are mostly distant or weak. A rooftop directional antenna (with a mast preamp) gives you the best shot at reliable HD.
🧭 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 (48°)
Place your indoor antenna near a window or exterior wall facing NE (48°), 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 Rio Grande, TX
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 |
|---|---|---|---|---|---|---|
| 40 | Telemundo | KTLM Rio Grande City, TX · Full Power | 14.1 mi | NE (48°) | UHF RF 14 | ● Strong — Indoor OK |
| 5 | ABC | KRGV-TV Weslaco, TX · Full Power | 63.9 mi | ESE (107°) | High VHF RF 13 | ▲ Weak — Outdoor / Attic |
| 23 | NBC | KVEO-TV Brownsville, TX · Full Power | 63.9 mi | ESE (107°) | UHF RF 24 | ▲ Weak — Outdoor / Attic |
| 48 | Univision | KNVO Mcallen, TX · Full Power | 51.2 mi | ESE (113°) | UHF RF 17 | ▲ Weak — Outdoor / Attic |
| 4 | CBS | KGBT-TV Harlingen, TX · Full Power | 63.9 mi | ESE (107°) | UHF RF 18 | ○ Fringe — Deep Outdoor |
| 60 | PBS | KMBH Harlingen, TX · Full Power | 64.5 mi | ESE (106°) | UHF RF 16 | ○ Fringe — Deep Outdoor |
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