Area Code +44-8433-(420000...429999) 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 420000 (Trunk Code + National Destination Code + Subscriber Number)
For international calls: 00 44 8433 420000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)
Telephone Number List
420000 ~ 429999 (Count: 10,000)
Example:
+44-8433-420000 / 0044-8433-420000 (08433-420000 / 0-8433-420000)
+44-8433-420001 / 0044-8433-420001 (08433-420001 / 0-8433-420001)
+44-8433-420002 / 0044-8433-420002 (08433-420002 / 0-8433-420002)
+44-8433-420003 / 0044-8433-420003 (08433-420003 / 0-8433-420003)
+44-8433-420004 / 0044-8433-420004 (08433-420004 / 0-8433-420004)
... +44-8433-xxxxxx / 0044-8433-xxxxxx (08433-xxxxxx / 0-8433-xxxxxx)
... +44-8433-429995 / 0044-8433-429995 (08433-429995 / 0-8433-429995)
+44-8433-429996 / 0044-8433-429996 (08433-429996 / 0-8433-429996)
+44-8433-429997 / 0044-8433-429997 (08433-429997 / 0-8433-429997)
+44-8433-429998 / 0044-8433-429998 (08433-429998 / 0-8433-429998)
+44-8433-429999 / 0044-8433-429999 (08433-429999 / 0-8433-429999)