Political parties in Sikkim
Major national-level parties
Major regional parties
Minor regional parties
Sikkim Progressive Alliance- * Sikkim Sangram Parishad
- * Sikkim Rajya Manch Party led by Rup Narayan Chamling
- * Sikkim National People’s Party led by Delay Namgyal Barfungpa
- * Sikkim United Front Party led by Narendra Adhikari
- Hamro Sikkim Party
- Organization of Sikkimese Unity
- Sikkim Independent Front
- Sikkim Gorkha Party
- Sikkim Scheduled Caste League
- Sikkim Republican Party
- Sikkim National Liberation Front
- Sikkim Gorkha Prajatantrik Party
- Gorkha National Liberation Front
- Citizen Action Party – Sikkim
Defunct parties
- Sikkim National Party
- Rajya Praja Sammelan
- Sikkim Swatantra Dal
- Sikkim State Congress
- Sikkim Janata Party
- Sikkim Janata Congress
- Sikkim National Congress
- Sikkim Janata Parishad
- Sikkim Congress (Revolutionary)
- Sikkim Himali Congress
- Sikkim Prajatantra Congress
- Rising Sun Party
- Sikkim Ekta Manch
- Sikkim Janashakti Party
- Nepali Bhutia Lepcha
- Sikkim Himali Rajya Parishad