account roaming restriction
balanced amplifierBilling Administration and Roaming Group
bar code readerBilling Administration and Roaming Group
bar patternBilling Administration and Roaming Group
bar type current transformerBilling Administration and Roaming Group
bare dieBilling Administration and Roaming Group
Barring of Incoming Calls when Roaming outside home PLMN
barring of incoming calls when roaming outside the home PLMN country (BIC-Roam)
bilateral roaming agreement