|You could split your numbers into the format shown in your example and then sort them:|
1 - Select the column with your 10 digit numbers.
2 - Under the Data menu, choose Text to columns...
3 - Select the Fixed Width option and click Next.
4 - In the list that appears in the next dialog box, click between the 4th and 5th digits and then between the 6th and 7th. A vertical line should appear when you click between the digits.
5 - Click Finish
6 - Sort your columns as desired.