L.A Area routing issues?

Anyone in in the greater L.A area experiencing routing/traffic issues? Some of our remote users in L.A (various ISP's ) are having difficulty reaching some of our systems here in Phoenix. We are on Carpathia and Cogent here. Thanks "Prediction is very difficult, especially about the future." - Niels Bohr -- Ray Sanders Linux Administrator Village Voice Media Office: 602-744-6547 Cell: 602-300-4344