The 01740 phone code covers the Sedgefield area.
Phone numbers using this code are in the form of (01740) ### ###.
International callers should call +44 1740 ######.
The centre of the phone code area has a latitude of 54.653152 and longitude of -1.450190.
The nearest other phone codes are: Sedgefield (01740) Hartlepool (01429) Darlington (01325) Middlesbrough (01642) Bishop Auckland, Stanhope (01388)