Guernsey is home to a new 4G mobile network that  is provided by three networks: Airtel Vodafone, Sure, and Jersey Telecom, which also provide high speed internet and landline. There is a dedicated postal service and a number of local courier companies.  Post boxes are painted a distinctive blue and telephone boxes a bright yellow.  The area code for the Bailiwick is 01481 and telephone numbers are 6 digits long.