Area Code +44-8715-(300000...309999) 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 8715 300000 (Trunk Code + National Destination Code + Subscriber Number)
For international calls: 00 44 8715 300000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)
Telephone Number List
300000 ~ 309999 (Count: 10,000)
Example:
+44-8715-300000 / 0044-8715-300000 (08715-300000 / 0-8715-300000)
+44-8715-300001 / 0044-8715-300001 (08715-300001 / 0-8715-300001)
+44-8715-300002 / 0044-8715-300002 (08715-300002 / 0-8715-300002)
+44-8715-300003 / 0044-8715-300003 (08715-300003 / 0-8715-300003)
+44-8715-300004 / 0044-8715-300004 (08715-300004 / 0-8715-300004)
... +44-8715-xxxxxx / 0044-8715-xxxxxx (08715-xxxxxx / 0-8715-xxxxxx)
... +44-8715-309995 / 0044-8715-309995 (08715-309995 / 0-8715-309995)
+44-8715-309996 / 0044-8715-309996 (08715-309996 / 0-8715-309996)
+44-8715-309997 / 0044-8715-309997 (08715-309997 / 0-8715-309997)
+44-8715-309998 / 0044-8715-309998 (08715-309998 / 0-8715-309998)
+44-8715-309999 / 0044-8715-309999 (08715-309999 / 0-8715-309999)