UK Area Code Finder
Quick and easy telephone dialling code information
UK area code 01325 covers Darlington in County Durham.
Other areas using 01325 numbers include Aycliffe, Barton, Croft, Dinsdale, East Layton, Gainford, North Cowton and Piercebridge.
Local telephone numbers in Darlington are six digits long. An 01325 number should be displayed in the format: