athens georgia

How does the admins at RR find out the talk group ID names as ive found out that clarke county sheriff/Athens police are on a digital network now but im only able to use a wildcard to monitor with and its very hard to determine what traffic is by only monitoring. Also 1 side of the traffic is...

Radio Reference only broadcast one of two police (west side not east side) does anyone know why? Am I just not finding the east side broadcast?