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--EXEC SearchAllTables 'A38010088'
--GO 

Here is the complete stored procedure code:

CREATE PROC SearchAllTables
(
	@SearchStr nvarchar(100)
)
AS
BEGIN

	-- Copyright ???? 2002 Narayana Vyas Kondreddi. All rights reserved.
	-- Purpose: To search all columns of all tables for a given search string
	-- Written by: Narayana Vyas Kondreddi
	-- Site: http://vyaskn.tripod.com
	-- Tested on: SQL Server 7.0 and SQL Server 2000
	-- Date modified: 28th July 2002 22:50 GMT


	CREATE TABLE #Results (ColumnName nvarchar(370), ColumnValue nvarchar(3630))

	SET NOCOUNT ON

	DECLARE @TableName nvarchar(256), @ColumnName nvarchar(128), @SearchStr2 nvarchar(110)
	SET @TableName = ''
	SET @SearchStr2 = QUOTENAME('%' + @SearchStr + '%','''')

	WHILE @TableName IS NOT NULL
	BEGIN
	SET @ColumnName = ''
	SET @TableName = 
	(
	SELECT MIN(QUOTENAME(TABLE_SCHEMA) + '.' + QUOTENAME(TABLE_NAME))
	FROM 	INFORMATION_SCHEMA.TABLES
	WHERE 	TABLE_TYPE = 'BASE TABLE'
	AND	QUOTENAME(TABLE_SCHEMA) + '.' + QUOTENAME(TABLE_NAME) > @TableName
	AND	OBJECTPROPERTY(
	OBJECT_ID(
	QUOTENAME(TABLE_SCHEMA) + '.' + QUOTENAME(TABLE_NAME)
	 ), 'IsMSShipped'
	 ) = 0
	)

	WHILE (@TableName IS NOT NULL) AND (@ColumnName IS NOT NULL)
	BEGIN
	SET @ColumnName =
	(
	SELECT MIN(QUOTENAME(COLUMN_NAME))
	FROM 	INFORMATION_SCHEMA.COLUMNS
	WHERE 	TABLE_SCHEMA	= PARSENAME(@TableName, 2)
	AND	TABLE_NAME	= PARSENAME(@TableName, 1)
	AND	DATA_TYPE IN ('char', 'varchar', 'nchar', 'nvarchar')
	AND	QUOTENAME(COLUMN_NAME) > @ColumnName
	)
	
	IF @ColumnName IS NOT NULL
	BEGIN
	INSERT INTO #Results
	EXEC
	(
	'SELECT ''' + @TableName + '.' + @ColumnName + ''', LEFT(' + @ColumnName + ', 3630) 
	FROM ' + @TableName + ' (NOLOCK) ' +
	' WHERE ' + @ColumnName + ' LIKE ' + @SearchStr2
	)
	END
	END	
	END

	SELECT ColumnName, ColumnValue FROM #Results
END