+44-8442-(380000...389999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8442-(380000...389999)
+44-8442-(520000...529999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8442-(520000...529999)
+44-8442-(620000...629999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8442-(620000...629999)
+44-8442-(770000...779999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8442-(770000...779999)
+44-8445-(680000...689999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8445-(680000...689999)
+44-8453-(860000...869999): Special Services basic rate: BT’s Standard Local Call Retail Price for BT customers Read more about +44-8453-(860000...869999)
+44-8701-(840000...849999): Special Services higher rate: BT’s Standard National Call Retail Price for BT customers Read more about +44-8701-(840000...849999)
+44-8715-(620000...629999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8715-(620000...629999)
+44-8718-(250000...259999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8718-(250000...259999)
+44-8718-(320000...329999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8718-(320000...329999)
