The 013873 phone code covers the Langholm area.
Phone numbers using this code are in the form of (013873) ### ##.
International callers should call +44 13873 #####.
The centre of the phone code area has a latitude of 55.153062 and longitude of -2.998913.
The nearest other phone codes are: Langholm (013873) Gretna (01461) Lockerbie (01576) Brampton (01697) Carlisle (01228)