Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Visit the hotel Rio Grande, which is in the state West Virginia (WV), city Nitro. Our hotel can be found at 503 1st Ave S, Nitro, WV 25143-2315. Great deals on best and cheap hotels. Your comments* (not for publishing) * — Required information Rio Grande/503 1st Ave S - Nitro - West Virginia (WV) ← View details 503 1st Ave S, Nitro, WV 25143-2315, Nitro, West Virginia (WV) +1 304-722-6069