1. A telecommunications system for invoking barring features within a satellite network, comprising: an original mobile switching center within said satellite network, said original mobile switching center having an address associated therewith, said original mobile switching center serving an area containing a given one of a plurality of mobile terminals; an optimal mobile switching center within said satellite network, said optimal mobile switching center being in communication with said given mobile terminal via a satellite, said given mobile terminal being registered in said optimal mobile switching center when a call associated with said given mobile terminal is optimized within said satellite network; and a home location register connected to said original mobile switching center and said optimal mobile switching center, said home location register storing said address and forwarding said address to said optimal mobile switching center when said given mobile terminal registers with said optimal mobile switching center, said barring features being invoked by said optimal mobile switching center pursuant to said address.