| Exchange | SDCA | NSD Code | Numbering |
| Amboori | Trivandrum | 0471 | 2245xxx |
| Aruvikkara | Nedumangad | 0472 | 2888,2887xxx |
| Aruvippuram | Nedumangad | 0472 | 282xxxx |
| Aryanad | Nedumangad | 0472 | 2852xxx |
| Attingal | Attingal | 0470 | 262xxxx |
| Avanavanchery | Attingal | 0470 | 263xxxx |
| Ayiroor(TVM) | Attingal | 0470 | 266xxxx |
| Bharathannoor | Attingal | 0470 | 2869xxx |
| Chenkal | Trivandrum | 0471 | 223xxxx |
| Chirayinkil | Attingal | 0470 | 264xxxx |
| Chullimanoor | Nedumangad | 0472 | 284xxxx |
| Edava | Attingal | 0470 | 2660,1,22xxxx |
| Kadakkavur | Attingal | 0470 | 2656-7xxx |
| Kallambalam | Attingal | 0470 | 269xxxx |
| Kallara(TVM) | Nedumangad | 0472 | 2852/861-2xxx |
| Kallikadu | Trivandrum | 0471 | 2272-3xxx |
| Kaniyapuram | Trivandrum | 0471 | 242xxxx |
| Kanjiramkulam | Trivandrum | 0471 | 2260,1,2xxx |
| Kanyakulangara | Nedumangad | 0472 | 2832-3xxx |
| Karakonam | Trivandrum | 0471 | 225xxxx |
| Kattakada | Trivandrum | 0471 | 229xxxx |
| Kavalayur | Attingal | 0470 | 268xxxx |
| Kilimanoor | Attingal | 0470 | 267xxxx |
| Kottoor | Nedumangad | 0472 | 285xxxx |
| Kudappanamood | Trivandrum | 0471 | 224xxxx |
| Madanvila-Perumathura | Trivandrum | 0471 | 242xxxx |
| Madavur-Pallikkal | Attingal | 0470 | 2682-4xxxx |
| Malayinkeezh | Trivandrum | 0471 | 228xxxx |
| Mannoorkonam | Nedumangad | 0472 | 2879xxx |
| Murukkumpuzha | Trivandrum | 0471 | 2420-5xxx |
| Nagaroor | Attingal | 0470 | 2678-9xxx |
| Nedumangad | Nedumangad | 0472 | 28xxxxx |
| Neyyattinkara | Trivandrum | 0471 | 222xxxx |
| Ottasekaramangalam | Trivandrum | 0471 | 2252,5,6xxx |
| PachaPalode | Nedumangad | 0472 | 284xxxx |
| Panavoor | Nedumangad | 0472 | 2865xxx |
| Parandode | Nedumangad | 0472 | 2892xxx |
| Parassala | Trivandrum | 0471 | 220xxxx |
| Peringammala | Nedumangad | 0472 | 2845xxx |
| Perumkuzhi | Attingal | 0470 | 263xxxx |
| Perumkadavila | Trivandrum | 0471 | 2275,6xxx |
| Peyad | Trivandrum | 0471 | 2287,9xxx |
| Plakeezhu | Nedumangad | 0472 | 258xxxx |
| Plamootukada | Trivandrum | 0471 | 2215,7xxx |
| Poikamukku | Attingal | 0470 | 2639xxx |
| Ponganad | Attingal | 0470 | 265xxxx |
| Pongummoodu | Trivandrum | 0471 | 2298-9xxx |
| Ponmudi | Nedumangad | 0472 | 2879xxx |
| Poovachal | Nedumangad | 0472 | 289xxxx |
| Poovar | Trivandrum | 0471 | 2211-3xxx |
| Pothencode | Trivandrum | 0471 | 2410,1,9xxx |
| Pullampara | Nedumangad | 0472 | 2828-9xxx |
| Punnakulam | Trivandrum | 0471 | 226xxxx |
| Puthukulangara | Nedumangad | 0472 | 289xxxx |
| Thattathumala | Attingal | 0470 | 264xxxx |
| Thennoor | Nedumangad | 0472 | 284xxxx |
| Thonnackal | Attingal | 0470 | 261xxxx |
| Udiyankulangara | Trivandrum | 0471 | 2231-2xxx |
| Vakkom | Attingal | 0470 | 265xxxx |
| Vamanapuram | Nedumangad | 0472 | 283xxxx |
| Varkala | Attingal | 0470 | 260xxxx |
| Vattapara | Nedumangad | 0472 | 2585-6xxx |
| Vellanad | Nedumangad | 0472 | 2882xxx |
| Vellarada | Trivandrum | 0471 | 2242-3xxx |
| Vengode | Trivandrum | 0471 | 2427,9xxx |
| Venjaramoodu | Nedumangad | 0472 | 287xxxx |
| Vithura | Nedumangad | 0472 | 285xxxx |
| Vizhinjam | Trivandrum | 0471 | 248xxxx |
