Retrieve Lists from SharePoint using Webservice

This code will give you all the list from SharePoint with the details of particular list. You can change BaseType to get different types of list from SharePoint.

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Xml;
using System.Xml.Linq;
using System.Windows.Forms;
using System.Resources;
using System.Web;

//To add below namespace you should add below reference library.
//1.)Microsoft.SharePoint.Client.dll
//2.)Microsoft.SharePoint.Client.Runtime.dll

using Microsoft.SharePoint; //add this namespace to access SharePoint Web Service.
using Microsoft.SharePoint.Client; //add this namespace to access SharePoint Web Service.
using Microsoft.SharePoint.Utilities; //add this namespace to access SharePoint Web Service.

namespace WindowsFormsApplication1
{
      public partial class COM : System.Windows.Forms.Form
      {
            string url = string.Empty;
            string listName = string.Empty;
            string listGUid = string.Empty;
            string rowLimit = "";
            System.Net.NetworkCredential creadential = new System.Net.NetworkCredential("username", "password", "domain");
            public COM()
            {
                  InitializeComponent();
            }
            private void btngetlist_Click(object sender, EventArgs e)
            {
                  string listname = string.Empty;
                  if (txturl.Text == string.Empty)
                  {
                        MessageBox.Show("Please Insert Valid Site URL!", "URL Needed!", MessageBoxButtons.OK, MessageBoxIcon.Information);
                  }
                  else
                  {
                        url = txturl.Text;
                        List<string> lst = getlist(url);
                  }
            }
            public List<string> getlist(string url)
            {
                  string listname = string.Empty;
                  ListWebService.Lists lst = new ListWebService.Lists();
                  List<string> listnames = new List<string>();
                  lst.Url = url + "/_vti_bin/Lists.asmx";
lst.Credentials = creadential;
            try
            {
                  XmlNode xnode = lst.GetListCollection();
                  XmlNodeList node = xnode.SelectNodes("*[@BaseType=1]"); //change BaseType to retrieve Different list.
                  foreach (XmlNode list in node)
                  {
                        //if(Convert.ToInt32(list.Attributes["BaseType"]) == 0)
                        listname = list.Attributes["Title"].Value.ToString();
                        combolist.Items.Add(listname);
                  }
            }
            catch (Exception ex)
            {
                  MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
            return listnames;
      }
      public void combolist_SelectedIndexChanged(object sender, EventArgs e)
      {
            ListWebService.Lists lst = new ListWebService.Lists();
            url = txturl.Text;
            lst.Credentials = creadential;
            try
            {
                  listName = combolist.SelectedItem.ToString();
                  XmlNode xnode = lst.GetListCollection();
                  XmlNode list = lst.GetList(listName);
                  XmlNodeList visibleColumns= list.SelectNodes("Fields/Field[not(@Hidden) or @Hidden='FALSE']");
                  System.Xml.XmlNode nodlistview = lst.GetListAndView(listName, string.Empty);
                  XmlDocument xmldoc = new XmlDocument();
                  xmldoc.LoadXml(nodlistview.OuterXml);
                  XmlNodeList xmllist = xmldoc.GetElementsByTagName("ViewFields");
                  xmldoc = new System.Xml.XmlDocument();
                  System.Xml.XmlElement query = xmldoc.CreateElement("Query");
                  System.Xml.XmlElement viewfield = xmldoc.CreateElement("ViewFields");
                  xnode = xmllist.Item(0);
                  string queryinnerxml = string.Empty;
                  for (int i = 0; i < xnode.ChildNodes.Count; i++)
                  {
                        if (xnode.ChildNodes[i].Attributes["Name"].Value != "Edit")
                        {
                              queryinnerxml = queryinnerxml + "<FieldRef Name=\"" + xnode.ChildNodes[i].Attributes["Name"].Value + "\" />";
                        }
                  }
                  viewfield.InnerXml = queryinnerxml.Trim();
                  System.Xml.XmlElement queryoption = xmldoc.CreateElement("QueryOptions");
                  queryoption.InnerXml = "<IncludeMandatoryColumns>TRUE</IncludeMandatoryColumns>";
                  System.Xml.XmlNode nodelistitem = lst.GetListItems(listName, string.Empty, query, viewfield, rowLimit, queryoption, null);
                  System.IO.StringReader xmlsr = new System.IO.StringReader(nodelistitem.InnerXml);
                  DataSet ds = new DataSet();
                  ds.ReadXml(xmlsr);
                  listgrid.DataSource = ds.Tables[1];
            }
            catch (Exception ex)
            {
                  MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }
    }
}