You can get 10 free channels in ZIP 78021 (Cotulla, TX)
Measured from the U.S. Census center of ZIP 78021 · 0 channels have a Strong indoor-ready signal.
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: Multiple Directions
Place your indoor antenna near a window or exterior wall facing Multiple Directions, 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.
Channel Lineup & Tower Directions for ZIP 78021
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 |
|---|---|---|---|---|---|---|
| 12 | ABC | KSAT-TV San Antonio, TX · Full Power | 67.2 mi | NNE (31°) | High VHF RF 12 | ▲ Weak — Outdoor / Attic |
| 5 | CBS | KENS San Antonio, TX · Full Power | 66.9 mi | NNE (31°) | UHF RF 29 | ▲ Weak — Outdoor / Attic |
| 4 | NBC | WOAI-TV San Antonio, TX · Full Power | 66.9 mi | NNE (31°) | UHF RF 28 | ▲ Weak — Outdoor / Attic |
| 8 | NBC | KGNS-TV Laredo, TX · Full Power | 73.3 mi | SW (224°) | High VHF RF 8 | ○ Fringe — Deep Outdoor |
| 29 | FOX | KABB San Antonio, TX · Full Power | 68.1 mi | NNE (30°) | UHF RF 30 | ○ Fringe — Deep Outdoor |
| 9 | PBS | KLRN San Antonio, TX · Full Power | 67.9 mi | NNE (25°) | High VHF RF 9 | ○ Fringe — Deep Outdoor |
| 35 | MyNetworkTV | KMYS Kerrville, TX · Full Power | 81.2 mi | N (357°) | UHF RF 32 | ○ Fringe — Deep Outdoor |
| 41 | Univision | KWEX-DT San Antonio, TX · Full Power | 67.3 mi | NNE (31°) | UHF RF 24 | ○ Fringe — Deep Outdoor |
| 60 | Telemundo | KVDA San Antonio, TX · Full Power | 68.6 mi | NNE (30°) | UHF RF 15 | ○ Fringe — Deep Outdoor |
| 23 | TBN | KHCE-TV San Antonio, TX · Full Power | 68.4 mi | NNE (30°) | UHF RF 16 | ○ Fringe — Deep Outdoor |
Closest city guide: Cotulla, TX Free TV Channels (24.6 mi from ZIP 78021 center) · Browse all Texas cities & ZIPs.
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