UK Area Code Finder
Quick and easy telephone dialling code information
01277
Area code for Brentwood
UK area code 01277 covers Brentwood in the county of Essex.
Other areas using 01277 numbers include Billericay, Blackmore, Coxtie Green, Fyfield, Ingatestone, Moreton, Ongar and Stock.
Number Format
Local telephone numbers are six digits long. An 01277 number should be displayed in the format: (01277) xxxxxx.