Area Code +44-9031-(810000...819999) 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 810000 (Trunk Code + National Destination Code + Subscriber Number)
For international calls: 00 44 9031 810000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)
Telephone Number List
810000 ~ 819999 (Count: 10,000)
Example:
+44-9031-810000 / 0044-9031-810000 (09031-810000 / 0-9031-810000)
+44-9031-810001 / 0044-9031-810001 (09031-810001 / 0-9031-810001)
+44-9031-810002 / 0044-9031-810002 (09031-810002 / 0-9031-810002)
+44-9031-810003 / 0044-9031-810003 (09031-810003 / 0-9031-810003)
+44-9031-810004 / 0044-9031-810004 (09031-810004 / 0-9031-810004)
... +44-9031-xxxxxx / 0044-9031-xxxxxx (09031-xxxxxx / 0-9031-xxxxxx)
... +44-9031-819995 / 0044-9031-819995 (09031-819995 / 0-9031-819995)
+44-9031-819996 / 0044-9031-819996 (09031-819996 / 0-9031-819996)
+44-9031-819997 / 0044-9031-819997 (09031-819997 / 0-9031-819997)
+44-9031-819998 / 0044-9031-819998 (09031-819998 / 0-9031-819998)
+44-9031-819999 / 0044-9031-819999 (09031-819999 / 0-9031-819999)