+44-20-(33820000...33829999): London, London, City of (LND) Read more about +44-20-(33820000...33829999)
+44-8445-(410000...419999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8445-(410000...419999)
+44-8446-(510000...519999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8446-(510000...519999)
+44-8447-(960000...969999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8447-(960000...969999)
+44-8449-(350000...359999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8449-(350000...359999)
+44-8449-(450000...459999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8449-(450000...459999)
+44-8451-(380000...389999): Special Services basic rate: BT’s Standard Local Call Retail Price for BT customers Read more about +44-8451-(380000...389999)
+44-8707-(860000...869999): Special Services higher rate: BT’s Standard National Call Retail Price for BT customers Read more about +44-8707-(860000...869999)
+44-8715-(960000...969999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8715-(960000...969999)
