| population | |
| Agastheeswaram | 552175 |
| Kalkulam | 429929 |
| population | |
| Killiyoor | 297516 |
| Thiruvattar | 177071 |
| population | |
| Thovala | 120926 |
| Vilavancode | 292757 |
 | Trivandrum International Airport | ~ 49.58 km |
| Tuticorin Airport | ~ 87.80 km |
| Madurai Airport | ~ 187.63 km |
| Cochin International Airport | ~ 228.25 km |
 | Dutch Bay SPB | ~ 265.89 km |
| Coimbatore International Airport | ~ 303.09 km |
| Bandaranaike International Colombo Airport | ~ 307.60 km |
| Dandugama Seaplane Base | ~ 309.85 km |
| Tiruchirappalli International Airport | ~ 311.14 km |
