Area Code +44-9031-(550000...559999) located in Special Services, open ended time dependent charge or fixed fee up to £1.50 for BT customers, more detail is as below.
Place
Other Information
Dialling Instructions
For trunk calls: 0 9031 550000 (Trunk Code + National Destination Code + Subscriber Number)
For international calls: 00 44 9031 550000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)
Telephone Number List
550000 ~ 559999 (Count: 10,000)
Example:
+44-9031-550000 / 0044-9031-550000 (09031-550000 / 0-9031-550000)
+44-9031-550001 / 0044-9031-550001 (09031-550001 / 0-9031-550001)
+44-9031-550002 / 0044-9031-550002 (09031-550002 / 0-9031-550002)
+44-9031-550003 / 0044-9031-550003 (09031-550003 / 0-9031-550003)
+44-9031-550004 / 0044-9031-550004 (09031-550004 / 0-9031-550004)
... +44-9031-xxxxxx / 0044-9031-xxxxxx (09031-xxxxxx / 0-9031-xxxxxx)
... +44-9031-559995 / 0044-9031-559995 (09031-559995 / 0-9031-559995)
+44-9031-559996 / 0044-9031-559996 (09031-559996 / 0-9031-559996)
+44-9031-559997 / 0044-9031-559997 (09031-559997 / 0-9031-559997)
+44-9031-559998 / 0044-9031-559998 (09031-559998 / 0-9031-559998)
+44-9031-559999 / 0044-9031-559999 (09031-559999 / 0-9031-559999)