Geri Burnikell, co-ordinator of SupportLine which nominated Mr Barrell for the award, said his work had been "invaluable".
BBC: Charity work helped Kent father Peter Barrell face loss
2.
Mr Barrell said he was "pleased and delighted" at receiving the honour, but wished his wife, Carol, who died 17 months ago, could have enjoyed it too.
BBC: Charity work helped Kent father Peter Barrell face loss
3.
The citation for his honour described how Mr Barrell's warmth and dedication to others had helped keep his son's memory alive and also benefited the whole community.
BBC: Charity work helped Kent father Peter Barrell face loss