You will not get network anymore unless you change your address ... that is not easy with direct. The comments about dish are accurate that Dish allows you to move your service address at Will giving you the locals near where you are are. Dish is very rv friendly.
You can use your rv’s OTA over the air antenna to get the locals near you ( if you can) , change to Dish , or buy a streaming package for about 50 bucks that duplicates your direct account ( IE youtubetv which is rv friendly allowing hotspot access etc ) assuming you have unlimited hotspot internet access. ( not easy or cheap) or “move” to where you are now on directv .... a real hassle from what I’ve observed ..... but if if you don’t move much it might work ... good luck. Directv has abandoned its mobile customers and in my opinion, you are sol