Area Code +44-8700-(830000...839999) located in Special Services higher rate: BT’s Standard National Call Retail Price for BT customers, more detail is as below.
Place
Other Information
Dialling Instructions
For trunk calls: 0 8700 830000 (Trunk Code + National Destination Code + Subscriber Number)
For international calls: 00 44 8700 830000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)
Telephone Number List
830000 ~ 839999 (Count: 10,000)
Example:
+44-8700-830000 / 0044-8700-830000 (08700-830000 / 0-8700-830000)
+44-8700-830001 / 0044-8700-830001 (08700-830001 / 0-8700-830001)
+44-8700-830002 / 0044-8700-830002 (08700-830002 / 0-8700-830002)
+44-8700-830003 / 0044-8700-830003 (08700-830003 / 0-8700-830003)
+44-8700-830004 / 0044-8700-830004 (08700-830004 / 0-8700-830004)
... +44-8700-xxxxxx / 0044-8700-xxxxxx (08700-xxxxxx / 0-8700-xxxxxx)
... +44-8700-839995 / 0044-8700-839995 (08700-839995 / 0-8700-839995)
+44-8700-839996 / 0044-8700-839996 (08700-839996 / 0-8700-839996)
+44-8700-839997 / 0044-8700-839997 (08700-839997 / 0-8700-839997)
+44-8700-839998 / 0044-8700-839998 (08700-839998 / 0-8700-839998)
+44-8700-839999 / 0044-8700-839999 (08700-839999 / 0-8700-839999)