Area Code +44-8723-(730000...739999) 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 8723 730000 (Trunk Code + National Destination Code + Subscriber Number)
For international calls: 00 44 8723 730000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)
Telephone Number List
730000 ~ 739999 (Count: 10,000)
Example:
+44-8723-730000 / 0044-8723-730000 (08723-730000 / 0-8723-730000)
+44-8723-730001 / 0044-8723-730001 (08723-730001 / 0-8723-730001)
+44-8723-730002 / 0044-8723-730002 (08723-730002 / 0-8723-730002)
+44-8723-730003 / 0044-8723-730003 (08723-730003 / 0-8723-730003)
+44-8723-730004 / 0044-8723-730004 (08723-730004 / 0-8723-730004)
... +44-8723-xxxxxx / 0044-8723-xxxxxx (08723-xxxxxx / 0-8723-xxxxxx)
... +44-8723-739995 / 0044-8723-739995 (08723-739995 / 0-8723-739995)
+44-8723-739996 / 0044-8723-739996 (08723-739996 / 0-8723-739996)
+44-8723-739997 / 0044-8723-739997 (08723-739997 / 0-8723-739997)
+44-8723-739998 / 0044-8723-739998 (08723-739998 / 0-8723-739998)
+44-8723-739999 / 0044-8723-739999 (08723-739999 / 0-8723-739999)