UK Area Code Finder
Quick and easy telephone dialling code information
01900 area code
Workington numbers
UK area code 01900 covers Workington in the county of Cumbria.
Other areas using 01900 numbers include Allonby, Cockermouth, Lorton and Maryport.
Number Format
Local telephone numbers are either five or six digits long. An 01900 number should be displayed in the format:
(01900) xxxxx or (01900) xxxxxx.