Area Code +44-8712-(120000...129999) 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 8712 120000 (Trunk Code + National Destination Code + Subscriber Number)
For international calls: 00 44 8712 120000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)
Telephone Number List
120000 ~ 129999 (Count: 10,000)
Example:
+44-8712-120000 / 0044-8712-120000 (08712-120000 / 0-8712-120000)
+44-8712-120001 / 0044-8712-120001 (08712-120001 / 0-8712-120001)
+44-8712-120002 / 0044-8712-120002 (08712-120002 / 0-8712-120002)
+44-8712-120003 / 0044-8712-120003 (08712-120003 / 0-8712-120003)
+44-8712-120004 / 0044-8712-120004 (08712-120004 / 0-8712-120004)
... +44-8712-xxxxxx / 0044-8712-xxxxxx (08712-xxxxxx / 0-8712-xxxxxx)
... +44-8712-129995 / 0044-8712-129995 (08712-129995 / 0-8712-129995)
+44-8712-129996 / 0044-8712-129996 (08712-129996 / 0-8712-129996)
+44-8712-129997 / 0044-8712-129997 (08712-129997 / 0-8712-129997)
+44-8712-129998 / 0044-8712-129998 (08712-129998 / 0-8712-129998)
+44-8712-129999 / 0044-8712-129999 (08712-129999 / 0-8712-129999)