The 01790 phone code area covers the Spilsby area
Phone numbers using this code are in the form of (01790) xxxxxx
International callers should call +44 1790 xxxxxx
The centre of the phone code area has a latitude of 53.174675 and longitude of 0.09144.
Nearest other phone code: 01507 (Alford (Lincs), Louth, Spilsby)