You can get 14 free channels in ZIP 78573 (Alton, TX)
Measured from the U.S. Census center of ZIP 78573 · 7 channels have a Strong indoor-ready signal.
Indoor Window or Tabletop Antenna
7 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: SE (128°)
Place your indoor antenna near a window or exterior wall facing SE (128°), 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 78573
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 | KRGV-TV Weslaco, TX · Full Power | 31.6 mi | ESE (115°) | High VHF RF 13 | ● Strong — Indoor OK |
| 23 | NBC | KVEO-TV Brownsville, TX · Full Power | 31.6 mi | ESE (115°) | UHF RF 24 | ● Strong — Indoor OK |
| 48 | Univision | KNVO Mcallen, TX · Full Power | 20.6 mi | SE (134°) | UHF RF 17 | ● Strong — Indoor OK |
| 40 | Telemundo | KTLM Rio Grande City, TX · Full Power | 26.6 mi | NW (305°) | UHF RF 14 | ● Strong — Indoor OK |
| 35 | Local / LPTV | KRZG-CD Mcallen, TX · Class A | 2.3 mi | SSW (212°) | UHF RF 27 | ● Strong — Indoor OK |
| – | Local / LPTV | KJST-LD Mcallen, TX · Low Power | 5.0 mi | ESE (123°) | High VHF RF 11 | ● Strong — Indoor OK |
| – | Local / LPTV | KAZH-LD Mcallen, TX · Low Power | 5.0 mi | ESE (123°) | UHF RF 35 | ● Strong — Indoor OK |
| 4 | CBS | KGBT-TV Harlingen, TX · Full Power | 31.6 mi | ESE (115°) | UHF RF 18 | ● Moderate — Window / High Indoor |
| 60 | PBS | KMBH Harlingen, TX · Full Power | 32.0 mi | ESE (112°) | UHF RF 16 | ● Moderate — Window / High Indoor |
| – | Local / LPTV | KFXV-LD Mcallen, TX · Low Power | 20.6 mi | SE (134°) | UHF RF 20 | ● Moderate — Window / High Indoor |
| 21 | Local / LPTV | KCWT-CD La Feria, TX · Class A | 20.6 mi | SE (134°) | UHF RF 23 | ● Moderate — Window / High Indoor |
| 32 | Local / LPTV | KTFV-CD Mcallen, TX · Class A | 20.6 mi | SE (134°) | UHF RF 32 | ● Moderate — Window / High Indoor |
| 44 | TBN | KLUJ-TV Harlingen, TX · Full Power | 32.7 mi | E (100°) | UHF RF 21 | ● Moderate — Window / High Indoor |
| – | Local / LPTV | KSOY-LD Mcallen, TX · Low Power | 31.6 mi | ESE (115°) | UHF RF 34 | ▲ Weak — Outdoor / Attic |
Closest city guide: Alton, TX Free TV Channels (0.8 mi from ZIP 78573 center) · Browse all Texas cities & ZIPs.
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