Area Code +44-8721-(920000...929999) located in Special Services higher rate: up to and including 10p for BT customers (non-internet), more detail is as below.
Place
Other Information
Dialling Instructions
For trunk calls: 0 8721 920000 (Trunk Code + National Destination Code + Subscriber Number)
For international calls: 00 44 8721 920000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)
Telephone Number List
920000 ~ 929999 (Count: 10,000)
Example:
+44-8721-920000 / 0044-8721-920000 (08721-920000 / 0-8721-920000)
+44-8721-920001 / 0044-8721-920001 (08721-920001 / 0-8721-920001)
+44-8721-920002 / 0044-8721-920002 (08721-920002 / 0-8721-920002)
+44-8721-920003 / 0044-8721-920003 (08721-920003 / 0-8721-920003)
+44-8721-920004 / 0044-8721-920004 (08721-920004 / 0-8721-920004)
... +44-8721-xxxxxx / 0044-8721-xxxxxx (08721-xxxxxx / 0-8721-xxxxxx)
... +44-8721-929995 / 0044-8721-929995 (08721-929995 / 0-8721-929995)
+44-8721-929996 / 0044-8721-929996 (08721-929996 / 0-8721-929996)
+44-8721-929997 / 0044-8721-929997 (08721-929997 / 0-8721-929997)
+44-8721-929998 / 0044-8721-929998 (08721-929998 / 0-8721-929998)
+44-8721-929999 / 0044-8721-929999 (08721-929999 / 0-8721-929999)