A system for handling special number calls placed from a phone coupled at a connection locus in a private network; includes: (a) a private switch controlling communications with the phone from outside the private network during a call session; (b) a control facility coupled with the private switch and with a special number call system for effecting communications between the private network and the special number call system; and (c) a contact parameter storage unit coupled with at least one of the private switch and the special number call system for identifying at least one contact parameter relating to the connection locus at least during the call session. The private switch, the control facility and the special number call system cooperate in using the contact parameter to effect call back from the special number call system to the phone at least during the call session.