Alabama.
Here, 3 of the federal campgrounds, one in twelve, still take walk-ups of the 36 whose booking the agencies publish. The other 5 publish nothing either way.
See Alabama on the mapFirst-come Reservable · every dot is a campground in its place
41 campgrounds
In 3 places, folded
Talladega National Forest4 campgrounds · 4 open›
William B. Bankhead National Forest4 campgrounds · 1 open›
Clear Creek (AL)Reservablefrom $38101 with a tent pad9 pull-through sites163 sitesrigs to 49 ft540 ft260 ft to Lewis Smith Lakehookupsdrinking watertoiletsshowers
Corinth Recreation AreaReservablefrom $2260 with a tent pad4 pull-through sites60 sitesrigs to 50 ft640 fthookupsdrinking watertoiletsshowers
Site 12Houston Recreation AreaReservable75 with a tent pad75 sitesrigs to 30 ft580 ftBrushy Lake Recreation AreaOpen620 ftunder 10 ft to Brushy Creek LakeOutside a named unit33 campgrounds›
AmityReservablefrom $2675 sitesrigs to 55 ft720 ft396 ft to West Point Lakehookups
Bluff CreekReservablefrom $2687 with a tent pad6 pull-through sites87 sitesrigs to 40 ft190 ft54 ft to Mill Creekhookupsdrinking watertoiletsshowers
Cochrane CampgroundReservablefrom $3260 sites130 ft262 ft to Bogue Chittohookups
Gunter HillReservablefrom $2614 pull-through sites142 sitesrigs to 138 ft140 fthookupsdrinking watertoiletsshowers
Hardridge CreekReservablefrom $2673 with a tent pad18 pull-through sites74 sitesrigs to 40 ft190 ft27 ft to Walter F George Reservoirhookupsdrinking watertoiletsshowers
Isaac CreekReservablefrom $2660 with a tent pad4 pull-through sites60 sitesrigs to 85 ft40 ft11 ft to Alabama Riverhookupsdrinking watertoiletsshowers
Millers Ferry CampgroundReservablefrom $2661 with a tent pad9 pull-through sites66 sitesrigs to 100 ft80 ft80 ft to pondhookupsdrinking watertoiletsshowers
Pickensville CG (Pickensville AL)Reservablefrom $32176 with a tent pad9 pull-through sites176 sitesrigs to 140 ft140 ft294 ft to Aliceville Lakehookups
Prairie Creek (AL)Reservablefrom $222 pull-through sites62 sitesrigs to 120 ft130 fthookupsdrinking watertoiletsshowers
White Oak (Creek) CampgroundReservablefrom $26129 with a tent pad7 pull-through sites129 sitesrigs to 40 ft200 ft220 ft to White Oak Creekhookupsdrinking watertoiletsshowers
Foscue CreekReservablefrom $302 pull-through sites54 sitesrigs to 153 ft70 ftunder 10 ft to lakehookups
Chilatchee CreekReservablefrom $1446 with a tent pad3 pull-through sites52 sitesrigs to 85 ft100 ft656 ft to lakehookupsdrinking watertoiletsshowersUnits in Alabama
2 with campgroundsSource: USGS Protected Areas Database of the United States (PAD-US) land units
Source: campground records from RIDB, NPS, USFS EDW and BLM, unified by CAMPANAC, refreshed nightly