Area Code +44-8433-(430000...439999) located in Special Services basic rate: up to and including 5p for BT customers (non-internet), more detail is as below.
Place
Other Information
Dialling Instructions
For trunk calls: 0 8433 430000 (Trunk Code + National Destination Code + Subscriber Number)
For international calls: 00 44 8433 430000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)
Telephone Number List
430000 ~ 439999 (Count: 10,000)
Example:
+44-8433-430000 / 0044-8433-430000 (08433-430000 / 0-8433-430000)
+44-8433-430001 / 0044-8433-430001 (08433-430001 / 0-8433-430001)
+44-8433-430002 / 0044-8433-430002 (08433-430002 / 0-8433-430002)
+44-8433-430003 / 0044-8433-430003 (08433-430003 / 0-8433-430003)
+44-8433-430004 / 0044-8433-430004 (08433-430004 / 0-8433-430004)
... +44-8433-xxxxxx / 0044-8433-xxxxxx (08433-xxxxxx / 0-8433-xxxxxx)
... +44-8433-439995 / 0044-8433-439995 (08433-439995 / 0-8433-439995)
+44-8433-439996 / 0044-8433-439996 (08433-439996 / 0-8433-439996)
+44-8433-439997 / 0044-8433-439997 (08433-439997 / 0-8433-439997)
+44-8433-439998 / 0044-8433-439998 (08433-439998 / 0-8433-439998)
+44-8433-439999 / 0044-8433-439999 (08433-439999 / 0-8433-439999)