| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 51 | Kalkoonthal | Erattayar North BO | 📍 685514 | Udumbanchola | Branch Post Office |
| 52 | Kalkoonthal | Ettithope BO | 📍 685514 | Udumbanchola | Branch Post Office |
| 53 | Kalkoonthal | Santhigram BO | 📍 685514 | Udumbanchola | Branch Post Office |
| 54 | Kalkoonthal | Uppukandam BO | 📍 685514 | Udumbanchola | Branch Post Office |
| 55 | Kalkoonthal | Ezhukunvayal BO | 📍 685553 | Udumbanchola | Branch Post Office |
| 56 | Kalkoonthal | Manjappara BO | 📍 685553 | Udumbanchola | Branch Post Office |
| 57 | Kalkoonthal | Mavady BO | 📍 685553 | Udumbanchola | Branch Post Office |
| 58 | Kalkoonthal | Pachady BO | 📍 685553 | Udumbanchola | Branch Post Office |
| 59 | Kallar | Kallar SO | 📍 685552 | Udumbanchola | Post Office - PO |
| 60 | Kallarkutty | Kallarkutty SO | 📍 685562 | Devikulam | Post Office - PO |
| 61 | Kanchiyar | Kanchiyar SO | 📍 685511 | Udumbanchola | Post Office - PO |
| 62 | Kanjikuzhi | Alpara BO | 📍 685606 | Thodupuzha | Branch Post Office |
| 63 | Kanjikuzhi | Chelachuvadu BO | 📍 685606 | Thodupuzha | Branch Post Office |
| 64 | Kanjikuzhi | Keerithode BO | 📍 685606 | Thodupuzha | Branch Post Office |
| 65 | Kanjikuzhi | Pazhayarikandam BO | 📍 685606 | Thodupuzha | Branch Post Office |
| 66 | Kanjikuzhi | Venmony BO | 📍 685606 | Thodupuzha | Branch Post Office |
| 67 | Kanjikuzhi | Kanjikuzhi - Idukki SO | 📍 685606 | Thodupuzha | Branch Post Office |
| 68 | Kannan Devan Hills | Gudarle BO | 📍 685612 | Devikulam | Branch Post Office |
| 69 | Kannan Devan Hills | Munnar Colony BO | 📍 685612 | Devikulam | Branch Post Office |
| 70 | Kannan Devan Hills | Pothamedu BO | 📍 685612 | Devikulam | Branch Post Office |
| 71 | Kannan Devan Hills | Sethuparvathipuram BO | 📍 685615 | Devikulam | Branch Post Office |
| 72 | Kannan Devan Hills | Mattupatty ISP BO | 📍 685616 | Devikulam | Branch Post Office |
| 73 | Kanthalloor | Kanthallur BO | 📍 685620 | Devikulam | Branch Post Office |
| 74 | Kanthippara | Aruvilanchal BO | 📍 685619 | Udumbanchola | Branch Post Office |
| 75 | Kanthippara | Senapathy BO | 📍 685619 | Udumbanchola | Branch Post Office |
| 76 | Kanthippara | Vattappara UBC BO | 📍 685619 | Udumbanchola | Branch Post Office |
| 77 | Karikkode Part | Thekkumbhagam BO | 📍 685585 | Thodupuzha | Branch Post Office |
| 78 | Karikkode Part | Thodupuzha East SO | 📍 685585 | Thodupuzha | Post Office - PO |
| 79 | Karikkode Part | Edavetty BO | 📍 685588 | Thodupuzha | Branch Post Office |
| 80 | Karimannoor | Karimannoor SO | 📍 685581 | Thodupuzha | Post Office - PO |
| 81 | Karimannoor | Pannoor BO | 📍 685581 | Thodupuzha | Branch Post Office |
| 82 | Karimannoor | Thommankuthu BO | 📍 685581 | Thodupuzha | Branch Post Office |
| 83 | Karimkunnam Part | Karimkunnam SO | 📍 685586 | Thodupuzha | Post Office - PO |
| 84 | Karimkunnam Part | Ottalloor BO | 📍 685586 | Thodupuzha | Branch Post Office |
| 85 | Karimkunnam Part | Thattarathatta BO | 📍 685586 | Thodupuzha | Branch Post Office |
| 86 | Karimkunnam Part | Vadakkummury BO | 📍 685586 | Thodupuzha | Branch Post Office |
| 87 | Karimkunnam Part | Mrala BO | 📍 685587 | Thodupuzha | Branch Post Office |
| 88 | Karunapuram | Cumbumbettu BO | 📍 685551 | Udumbanchola | Branch Post Office |
| 89 | Karunapuram | Kuzhithozhu BO | 📍 685551 | Udumbanchola | Branch Post Office |
| 90 | Karunapuram | Balagram BO | 📍 685552 | Udumbanchola | Branch Post Office |
| 91 | Karunapuram | Kallar SO | 📍 685552 | Udumbanchola | Post Office - PO |
| 92 | Karunapuram | Karunapuram BO | 📍 685552 | Udumbanchola | Branch Post Office |
| 93 | Karunapuram | Koottar BO | 📍 685552 | Udumbanchola | Branch Post Office |
| 94 | Karunapuram | Ramakkal Mettu BO | 📍 685552 | Udumbanchola | Branch Post Office |
| 95 | Kattappana | Kattappana HO | 📍 685508 | Udumbanchola | Head Post Office - H |
| 96 | Kattappana | Nariampara BO | 📍 685511 | Udumbanchola | Branch Post Office |
| 97 | Kattappana | Thovarayar BO | 📍 685511 | Udumbanchola | Branch Post Office |
| 98 | Kattappana | Kochuthovala BO | 📍 685514 | Udumbanchola | Branch Post Office |
| 99 | Kattappana | Kadamakuzhy BO | 📍 685515 | Udumbanchola | Branch Post Office |
| 100 | Kattappana | Mulakaramedu BO | 📍 685515 | Udumbanchola | Branch Post Office |