Thalassery is a red bastion of the CPIM. In the 2014 Lok Sabha elections, CPIM candidate from the Vadakara Lok Sabha constituency A.N. Shamseer had secured a thumping lead of 23039 votes over his nearest Congress rival Mullappally Ramachandran in the Thalassery Assembly segment. Despite this lead A.N. Shamseer lost to Mullappally Ramachandran. Shamseer has fielded by the CPIM to contest Thalassery in 2016 assembly polls, A. P. Abdullakutty, the sitting Congress Kannur MLA, is in the fray on behalf of the UDF. Abdullakutty, a former CPIM member, had represented Kannur Lok Sabha for two terms.
All the local bodies in the Thalassery constituency limits are under the control of the LDF. The BJP is also a factor in some areas of the constituency.
| Name of the Candidate | Party Name | Results |