| Sl.No | Code | Phone Number | Mobile | A.D.M | |
| 1 | Collectorate | 0471 |
2731200 2731177 |
8547610101 |
2731188 |
| 2 | District Collector | 0471 |
2700243 |
9447029015 | |
| 3 | Deputy Collector (General) & A.D.M | 0471 |
2731188 |
8547610101 |
|
| 4 | Deputy Collector (Election) | 0471 |
2731122 |
8547610013 |
|
| 5 | Deputy Collector (R.R) | 0471 |
2731200 |
8547610012 |
|
| 6 | Deputy Collector (Land reforms) | 0471 |
2731200 |
8547610014 |
|
| 8 | Deputy Collector(D.M) | 0471 | 2731200 |
8547610015 |
| Sl No | Revenue Divisions | Phone Number |
| 1 | Thiruvananthapuram | 0471-2731600 |
| 2 | Nedumangadu | 0472-2800700 |
| Sl.No | Taluk | Phone Number | |
| 1 | Trivandrum Taluk | Addl. Tahasildar | 8547617444 |
| 2 | Neyyatinkara Taluk | Addl. Tahasildar | 8547610201 |
| 3 | Nedumangadu Taluk | Addl. Tahasildar | 8547610301 |
| 4 | Chirayinkeezhu Taluk | Addl. Tahasildar | 8547610401 |
| 5 | Kattakada Taluk | ||
| 6 | Varkala Taluk |
|
Village |
|||
|
Thiruvananthapuram Taluk
|
|||
| Kadakampally | 0471 2743671 | 8547610102 | |
| Pettah | 0471 2465456 | 8547610103 | |
| Muttathara | 0471 2451580 | 8547610104 | |
| Manacaud | 0471 2451570 | 8547610105 | |
| Vanchiyoor | 0471 2465480 | 8547610106 | |
| Thycaud | 0471 2339885 | 8547610107 | |
| Thirumala | 0471 2359217 | 8547610108 | |
| Vattiyoorkavu | 0471 2367063 | 8547610109 | |
| Peroorkada | 0471 2367380 | 8547610110 | |
| Kudappanakunnu | 0471 2539260 | 8547610111 | |
| Pattom | 0471 2554418 | 8547610112 | |
| Nemom | 0471 2395860 | 8547610113 | |
| Thiruvallam | 0471 2381052 | 8547610114 | |
| Sasthamangalam | 0471 2313594 | 8547610115 | |
| Kowdiar | 0471 2313595 | 8547610116 | |
| Venganoor | 0471 2488444 | 8547610116 | |
| Kalliyoor | 0471 2409244 | 8547610118 | |
| Ayiroopara | 0471 2719944 | 8547610119 | |
| Andoorkonam | 0471 2755944 | 8547610120 | |
| Pallipuram | 0471 2752844 | 8547610121 | |
| Kadinamkulam | 0471 2754544 | 8547610122 | |
| Veiloor | 0471 2425759 | 8547610123 | |
| Melthonnakkal | 0471 2709492 | 8547610124 | |
| Ulloor | 0471 2554405 | 8547610125 | |
| Uliyazhthura | 0471 2596630 | 8547610126 | |
| Pangappara | 0471 2596631 | 8547610127 | |
| Cheruvakkal | 0471 2554414 | 8547610128 | |
| Attipra | 0471 2596628 | 8547610129 | |
| Kazhakoottam | 0471 2456682 | 8547610130 | |
| Menamkulam | 0805 2753444 | 8547610131 | |
| Keezhthonakkal | 0471 2719844 | 8547610132 | |
|
Neyyattinkara Taluk
|
|||
| Neyyattinkara | 0471 2221444 | 8547610202 | |
| Athiyannoor | 0471 2221244 | 8547610203 | |
| Thirupuram | 0471 2262191 | 8547610204 | |
| Karumkulam | 0471 2214944 | 8547610205 | |
| Kottukal | 8547610206 | ||
| Pallichal | 0471 2395870 | 8547610207 | |
| Kollayil | 0471 2233344 | 8547610208 | |
| Perumpazhuthoor | 0471 2220744 | 8547610209 | |
| Kanjiramkulam | 0471 2261518 | 8547610210 | |
| Vizhinjam | 0471 2486644 | 8547610211 | |
| Kulathoor | 0471 2216544 | 8547610212 | |
| Chenkal | 0471 2233444 | 8547610213 | |
| Parasala | 0471 2201777 | 8547610214 | |
| Karode | 0471 2216744 | 8547610215 | |
| Parasuvakkal | 0471 2233305 | 8547610216 | |
| Kunnathukal | 0471 2251889 | 8547610217 | |
| Vellarada | 0471 2243444 | 8547610218 | |
| Anavoor | 0471 2251844 | 8547610219 | |
| Perumkadavila | 0471 2277044 | 8547610221 | |
| Poovar | 8547618418 | ||
| Balaramapuram | 8547618419 | ||
|
Nedumangadu Taluk
|
|||
| Tholikkode | 0472 2856907 | 8547610302 | |
| Uzhamalakkal | 0472 2898844 | 8547610305 | |
| Aryanad | 0472 2853656 | 8547610306 | |
| Vithura | 0472 2859244 | 8547610307 | |
| Peringamala | 0472 2846944 | 8547610310 | |
| Palode | 0472 2840983 | 8547610311 | |
| Kallara | 0472 2860240 | 8547610312 | |
| Vamanapuram | 0472 2835657 | 8547610313 | |
| Pullampara | 0472 2875244 | 8547610314 | |
| Thennoor | 0472 2849016 | 8547610315 | |
| Kuruppuzha | 0472 2842444 | 8547610316 | |
| Pangode | 0472 2181100 | 8547610317 | |
| Nellanad | 0472 2875644 | 8547610318 | |
| Anad | 0472 2814724 | 8547610319 | |
| Manikkal | 0472 2581224 | 8547610320 | |
| Panavoor | 0472 2866611 | 8547610321 | |
| Nedumangad | 0472 2814716 | 8547610322 | |
| Vembayam | 0472 2831061 | 8547610323 | |
| Karakulam | 0472 2370531 | 8547610324 | |
| Koliyakkod | 0472 2581221 | 8547610325 | |
| Karipooru | 0472 2814760 | 8547610326 | |
| Aruvikkara | 0472 2887492 | 8547610327 | |
| Vattapara | 0472 2585741 | 8547610328 | |
| Thekkada | 0472 2832957 | 8547610329 | |
| Vellanad | 0472 2884323 | 8547610308 | |
|
Chirayinkeezhu Taluk
|
|||
| Azhoor | 0470 2643444 | 8547610402 | |
| Chirayinkeezhu | 0470 2646444 | 8547610403 | |
| Sarkara | 0470 2646444 | 8547610403 | |
| Kizhuvilam | 0470 2646544 | 8547610404 | |
| Koonthalloor | 0470 2646544 | 8547610404 | |
| Kadakkavoor | 0470 2659444 | 8547610405 | |
| Keezhattingal | 0470 2628544 | 8547610415 | |
| Vakkom | 0470 2931735 | 8547610416 | |
| Vellalloor | 0470 2661344 | 8547610420 | |
| Nagaroor | 0470 2677544 | 8547610421 | |
| Koduvazanoor | 0470 2677444 | 8547610422 | |
| Kilimanoor | 0470 2674844 | 8547610423 | |
| Pazhayakunnummel | 0470 2676244 | 8547610424 | |
| Pulimathu | 0470 2838907 | 8547610425 | |
| Alamkodu | 0470 2627244 | 8547610427 | |
| Attingal | 8547610428 | ||
| Avanavancheri | |||
| Elamba | 8547610430 | ||
| Mudakkal | 0470 2637484 | 8547610430 | |
| Edakodu | 0470 2632044 | 8547610431 | |
| Anjuthengu | 8547618417 | ||
| Karavaram | |||
|
Kattakada Taluk
|
|||
| Kulathummal | 0471 2295344 | 8547610226 | |
| Maranalloor | 0471 2298744 | 8547610225 | |
| Malayinkeezhu | 0471 2280744 | 8547610224 | |
| Vilavoorkal | 0471 2280944 | 8547610230 | |
| Vilappil | 0471 2286234 | 8547610223 | |
| Ottasekharamangalam | 0471 2257444 | 8547610228 | |
| Keezharoor | 0471 2257628 | 8547610222 | |
| Amboori | 0471 2246444 | 8547610220 | |
| Kallikad | 0471 2272944 | 8547610229 | |
| Vazhichal | 0471 2271098 | 8547610227 | |
| Perumkulam | 0472 2884325 | 8547610309 | |
| Veeranakavu | 8547610303 | ||
| Mannoorkara | 0472 2853341 | 8547610304 | |
| വെള്ളനാട് | 0472 2884323 | 8547610308 | |
|
Varkala Taluk
|
|||
| Edava | 0470 2664344 | 8547610411 | |
| Varkala | 0470 2611844 | 8547610410 | |
| Vettoor | 0470 2611744 | 8547610408 | |
| Cherunniyoor | 0470 2604244 | 8547610409 | |
| Ottoor | 0470 2687388 | 8547610407 | |
| Manamboor | 0470 2687111 | 8547610406 | |
| Chemmaruthi | 0470 2604344 | 8547610413 | |
| Navaikulam | 0470 2698144 | 8547610417 | |
| Kudavoor | 0470 2698044 | 8547610429 | |
| Pallikkal | 0470 2685222 | 8547610419 | |
| Madavoor | 0470 2682122 | 8547610418 | |
| Karavaram | 0470 2698244 | 8547610426 | |
| Ayiroor | 0470 2668444 | 8547610412 |