System > Package Manager > Available Packages > pfBlockerNG-devel (As of this writing this was 2.2.5_19) (Optional, run the /usr/local/bin/geoipupdate.sh script)
[2.4.4-RELEASE][root@pfSense.lab]/root: /usr/local/bin/geoipupdate.sh
Fetching GeoIP.dat and GeoIPv6.dat...
/usr/local/share/GeoIP/GeoIPupdate.VOmIvG/GeoI100% of 694 kB 6683 kBps 00m00s
/usr/local/share/GeoIP/GeoIPupdate.TeBBKT/GeoI100% of 1171 kB 6629 kBps 00m00s