UK Area Code Finder
Quick and easy telephone dialling code information
01529 area code
Sleaford numbers
UK area code 01529 covers Sleaford in the county of Lincolnshire.
Other areas using 01529 numbers include Billingborough, Culverthorpe, Folkingham, Heckington, South Rauceby and Swaton.
Number Format
Local telephone numbers are six digits long. An 01529 number should be displayed in the format:
(01529) xxxxxx.