[Konstantinos]

pawn Код:

stock GetPlayer2DZone(playerid, zone[])
{
    new 
        Float: X,
        Float: Y,
        Float: Z;
    
    GetPlayerPos(playerid, X, Y, Z);
    if (pInfo[playerid][InTheHouse] && 0 <= Hin[playerid] < sizeof (HouseInfo))
    {
        return strcat((zone[0] = '\0', zone), HouseInfo[Hin[playerid]][HouseName], MAX_ZONE_NAME);
    }
    else
    {
        for (new a; a != sizeof (zones); ++a)
        {
            if (zones[a][zone_minx] < X < zones[a][zone_maxx] && zones[a][zone_miny] < Y < zones[a][zone_maxy] && zones[a][zone_minz] < Z < zones[a][zone_maxz])
            {
                return strcat((zone[0] = '\0', zone), zones[a][zone_name], MAX_ZONE_NAME);
            }
        }
    }
    return 0;
}

Note that if you're in a house and Hin[playerid] doesn't hold the correct value, it will return 0 and it won't show the name.