All VHF frequencies are between 118.0 and 136.0 for aircraft VHF Coms.
In the CTAF
Use CTAF frequency -Check ERSA FAC section
Use flight information area frequency (FIA) if above 3000 or Multicom 126.7 if below 3000 – check your charts
Be aware Class E above Class G, often operate on separate frequencies. Green frequencies on the charts will indicate Class G , brown will indicate Class E
Flight Information Services (FIS)
If you request flight following the ATC will help you avoid controlled airspace and advise you of traffic. You may be assigned a unique transponder code and radio frequency. It is advisable to lodge a flight plan if requesting flight following. See ERSA