List of best mirrors for IP address 3.147.89.16, located at 47.634800,-122.345100 in United States (US).
Map showing the closest mirrors
I am very sorry, but no mirror was found. Feel free to download directly:
http://mirrordirector.raspbian.org/raspbian/pool/main/c/corosync/libcfg-dev_3.1.9-1_armhf.deb