How to get the data from temp table?

public List<CategoriesRollup> CategBranch()
   {
       var categBranch = new List<CategoriesRollup>();
       const string spName = "categories_rollup_newbranchlist"; //"categories_rollup_branchlist";
       using (var con = _connectionString.GetConnection())
       using (var cmd = new SqlCommand(spName, con))
       {
           try
           {
               cmd.Parameters.Add("@username", SqlDbType.VarChar).Value = UsersSession.Users.UserName;
               cmd.Parameters.Add("@terminal", SqlDbType.VarChar).Value = IpAddress.GetMyIpAddress();
               cmd.Parameters.Add("@type", SqlDbType.TinyInt).Value = 1;
               cmd.CommandType = CommandType.StoredProcedure;
               var rdr = cmd.ExecuteReader();

               if (rdr.HasRows)
                   while (rdr.Read())
                categBranch.Add(new CategoriesRollup
                                      {
                                      // Result = Convert.ToInt32(rdr["result"]),
                                       BranchLookupKey = Convert.ToInt32(rdr["BranchLookupKey"]),
                                       Branch = rdr["Branch"].ToString(),
                                       ComboPromoKey = Convert.ToInt32(rdr["ComboPromoKey"]),
                                       Combo = rdr["Combo"].ToString(),
                                       CategoryKey = Convert.ToInt32(rdr["CategoryKey"]),
                                       Category = rdr["Category"].ToString(),
                                       ItemCategoryKey = Convert.ToInt32(rdr["ItemCategoryKey"]),
                                       Item = rdr["Item"].ToString()
                                      });

ALTER PROCEDURE [dbo].[categories_rollup_branchlist]

@range INT = 0,
@username VARCHAR(20), 
@terminal VARCHAR(60),
@type TINYINT


AS

SET NOCOUNT ON
SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED

DECLARE
@Error INT,
@Rowcount INT,
--****** SYSTEM LOGS
@action VARCHAR(20),
@log_details VARCHAR(8000),
@record_key INT,


---temporary table
--@key INT,
--@result INT,
@categoryKeys VARCHAR(max),
@startPromos INT,
@countPromos INT,
@promoKey INT,
@parse VARCHAR(max),
@final VARCHAR(max),
@branch_code VARCHAR(max)
SET @Error = 0

SET @action = 'CATEGORIES ROLLUP LIST'
SET @record_key = 0

BEGIN TRANSACTION begin_transactionA
SAVE TRANSACTION save_transactionB

	SET ROWCOUNT @range
	
	-----
CREATE TABLE #promosPerBranch	
(   -- id INT ,
	id INT IDENTITY (1,1),
	PromoKey int
)
CREATE TABLE #wholebranch (
		--Id INT IDENTITY (1,1),
		--Id INT,
		--   result INT,
		BranchLookupKey INT,
		Branch VARCHAR(50),
		ComboPromoKey INT,
		Combo VARCHAR(60),
		CategoryKey INT,
		Category VARCHAR(50),
		ItemCategoryKey INT,
		Item VARCHAR(60)	
)
    --SET IDENTITY_INSERT #promosPerBranch ON
		INSERT INTO #promosPerBranch
		SELECT promo_key AS 'PromoKey' 
		FROM dbo.branch_promos 
		WHERE branch_lookup_key = branch_lookup_key
		SELECT @countPromos = COUNT(*) from #promosPerBranch
		SET @startPromos = 1
		WHILE @startPromos <= @countPromos
BEGIN
		SELECT @branch_code = branch_code FROM dbo.branches WHERE lookup_key = @promoKey
		SELECT @promoKey = promoKey FROM #promosPerBranch WHERE id = @startPromos
		SELECT @categoryKeys = p.category_keys FROM dbo.promos p WHERE [key] = @promoKey

	--SET IDENTITY_INSERT #wholebranch ON
		INSERT INTO #wholebranch
		SELECT  
			--   0 AS 'result',
			   b.lookup_key AS 'BranchLookupKey',
			   b.branch_code AS 'Branch',
			   p.[key] AS 'ComboPromoKey',
			   p.name AS 'Combo',
			   c.[key] AS 'CategoryKey',
			   c.name AS 'Category',
			   i.category_key AS 'ItemCategoryKey',
			   i.name AS 'Item'
			 
			   FROM items i 
			   INNER JOIN dbo.branches b ON i.category_key = b.lookup_key
			   INNER JOIN dbo.categories c ON i.category_key = c.[key]  
			   INNER JOIN dbo.promos p ON p.[key] = @promoKey
			   WHERE category_key IN (SELECT [key] FROM dbo.categories
			   WHERE [key] IN (SELECT * FROM dbo.parse_comma_delimited_string(@categoryKeys)))
		SET @startPromos = @startPromos + 1
	--SET IDENTITY_INSERT #wholebranch OFF
	--SET IDENTITY_INSERT #promosPerBranch OFF
END	
SELECT * FROM #promosPerBranch
SELECT * FROM #wholebranch
DROP TABLE #promosPerBranch
DROP TABLE #wholebranch