Area Code +44-8724-(550000...559999) 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 8724 550000 (Trunk Code + National Destination Code + Subscriber Number)
For international calls: 00 44 8724 550000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)
Telephone Number List
550000 ~ 559999 (Count: 10,000)
Example:
+44-8724-550000 / 0044-8724-550000 (08724-550000 / 0-8724-550000)
+44-8724-550001 / 0044-8724-550001 (08724-550001 / 0-8724-550001)
+44-8724-550002 / 0044-8724-550002 (08724-550002 / 0-8724-550002)
+44-8724-550003 / 0044-8724-550003 (08724-550003 / 0-8724-550003)
+44-8724-550004 / 0044-8724-550004 (08724-550004 / 0-8724-550004)
... +44-8724-xxxxxx / 0044-8724-xxxxxx (08724-xxxxxx / 0-8724-xxxxxx)
... +44-8724-559995 / 0044-8724-559995 (08724-559995 / 0-8724-559995)
+44-8724-559996 / 0044-8724-559996 (08724-559996 / 0-8724-559996)
+44-8724-559997 / 0044-8724-559997 (08724-559997 / 0-8724-559997)
+44-8724-559998 / 0044-8724-559998 (08724-559998 / 0-8724-559998)
+44-8724-559999 / 0044-8724-559999 (08724-559999 / 0-8724-559999)