Area Code +44-8431-(770000...779999) 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 8431 770000 (Trunk Code + National Destination Code + Subscriber Number)
For international calls: 00 44 8431 770000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)
Telephone Number List
770000 ~ 779999 (Count: 10,000)
Example:
+44-8431-770000 / 0044-8431-770000 (08431-770000 / 0-8431-770000)
+44-8431-770001 / 0044-8431-770001 (08431-770001 / 0-8431-770001)
+44-8431-770002 / 0044-8431-770002 (08431-770002 / 0-8431-770002)
+44-8431-770003 / 0044-8431-770003 (08431-770003 / 0-8431-770003)
+44-8431-770004 / 0044-8431-770004 (08431-770004 / 0-8431-770004)
... +44-8431-xxxxxx / 0044-8431-xxxxxx (08431-xxxxxx / 0-8431-xxxxxx)
... +44-8431-779995 / 0044-8431-779995 (08431-779995 / 0-8431-779995)
+44-8431-779996 / 0044-8431-779996 (08431-779996 / 0-8431-779996)
+44-8431-779997 / 0044-8431-779997 (08431-779997 / 0-8431-779997)
+44-8431-779998 / 0044-8431-779998 (08431-779998 / 0-8431-779998)
+44-8431-779999 / 0044-8431-779999 (08431-779999 / 0-8431-779999)
