Install PostgreSQL 9.3.1 + PostGIS + PGRouting on CentOS 6.4

gistfile1.sh

rpm -Uvh http://yum.postgresql.org/9.3/redhat/rhel-6-x86_64/pgdg-centos93-9.3-1.noarch.rpm

yum install postgresql93 postgresql93-server postgresql93-contrib postgresql93-devel postgis2_93 postgis2_93-utils

#Configure PostgreSQL
chkconfig postgresql-9.3 on
service postgresql-9.3 initdb
service postgresql-9.3 start

# Create PostGIS template
su - postgres
psql postgres
postgres=# \c template1
postgres=# CREATE EXTENSION postgis;
createdb geodata -T template1

#Install PGRouting
yum install boost boost-devel
yum install gcc-c++
yum install pgrouting_93

Where do I find pgrouting_93 package?

The last command gives me "No package pgrouting_93 available."

Where do I find pgrouting_93 package?

The last command gives me "No package pgrouting_93 available."

Have you installed pgdg93 repository? It comes from there