UK Area Code Finder
Quick and easy telephone dialling code information
01420 area code
Alton numbers
UK area code 01420 covers Alton in the county of Hampshire.
Other areas using 01420 numbers include Bentley, Blackmoor, Bordon, Medstead, Selborne and Tisted.
Number Format
Local telephone numbers are either five or six digits long. An 01420 number should be displayed in the format:
(01420) xxxxx or (01420) xxxxxx.