TrailScout / coverage / Hawaii
Best-signal federal campgrounds in Hawaii
1 federal campgrounds, showing mobile coverage across all carriers. 0 reach at least one carrier on-site, 0 have 5G-fast on at least one carrier, 1 have showers.
On-site signal by carrier: T-Mobile 0 · Verizon 0 · AT&T 0
Coverage is each carrier's own FCC filing — a comprehensive baseline (every site, every carrier), but carrier-filed and often optimistic. Treat it as a screen, not a promise: real signal can be worse, so confirm before you rely on it. Facility-level, refreshed quarterly.
| Campground | Agency / area | Sites | Max rig | Amenities | T-Mobile | Verizon | AT&T |
|---|---|---|---|---|---|---|---|
| Haleakalā National Park (Cabin Permits) | National Park Service · Haleakalā National Park | 3 | — | 🚿 showers 💧 drinking water | 5G basic* | LTE* | — |
* signal filed just outside the campground (antenna-plausible). The order is carrier-neutral — best on-site coverage across any carrier floats to the top.