| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 101 | Kadambar | Kadambar BO | 📍 671323 | Kasaragod | Branch Post Office |
| 102 | Kaliyoor | Koliyur BO | 📍 671323 | Kasaragod | Branch Post Office |
| 103 | Kallar | Kolichal BO | 📍 671532 | Hosdurg | Branch Post Office |
| 104 | Kallar | Kottody BO | 📍 671532 | Hosdurg | Branch Post Office |
| 105 | Kallar | Malakallu BO | 📍 671532 | Hosdurg | Branch Post Office |
| 106 | Kallar | Rajapuram SO | 📍 671532 | Hosdurg | Post Office - PO |
| 107 | Kalnad | Chandragiri BO | 📍 671317 | Kasaragod | Branch Post Office |
| 108 | Kalnad | Kalnad SO | 📍 671317 | Kasaragod | Post Office - PO |
| 109 | Kannur | Kannur BO | 📍 671321 | Kasaragod | Branch Post Office |
| 110 | Karadka | Karadka BO | 📍 671542 | Kasaragod | Branch Post Office |
| 111 | Karadka | Movvar BO | 📍 671543 | Kasaragod | Branch Post Office |
| 112 | Karadka | Mulleria SO | 📍 671543 | Kasaragod | Post Office - PO |
| 113 | Karindalam | Chayoth BO | 📍 671314 | Hosdurg | Branch Post Office |
| 114 | Karindalam | Karindala BO | 📍 671314 | Hosdurg | Branch Post Office |
| 115 | Karindalam | Kollampara BO | 📍 671314 | Hosdurg | Branch Post Office |
| 116 | Karindalam | Periyanganam BO | 📍 671314 | Hosdurg | Branch Post Office |
| 117 | Karivedakam | Bandadka BO | 📍 671541 | Kasaragod | Branch Post Office |
| 118 | Karivedakam | Karivedakam BO | 📍 671541 | Kasaragod | Branch Post Office |
| 119 | Karivedakam | Kuttikolu BO | 📍 671541 | Kasaragod | Branch Post Office |
| 120 | Karivedakam | Manadka BO | 📍 671541 | Kasaragod | Branch Post Office |
| 121 | Karivedakam | Sankarampady BO | 📍 671541 | Kasaragod | Branch Post Office |
| 122 | Kasaragod | Adkathbail BO | 📍 671121 | Kasaragod | Branch Post Office |
| 123 | Kasaragod | Kasaragod HO | 📍 671121 | Kasaragod | Head Post Office - H |
| 124 | Kasaragod | Kasaragod R S SO | 📍 671121 | Kasaragod | Post Office - PO |
| 125 | Kasaragod | Talangara SO | 📍 671122 | Kasaragod | Post Office - PO |
| 126 | Kasaragod | Vidyanagar SO Kasargod | 📍 671123 | Kasaragod | Post Office - PO |
| 127 | Kattukukke | Balemoole BO | 📍 671552 | Kasaragod | Branch Post Office |
| 128 | Kattukukke | Kattukukke BO | 📍 671552 | Kasaragod | Branch Post Office |
| 129 | Kayyar | Kudalmerkala BO | 📍 671324 | Kasaragod | Branch Post Office |
| 130 | Kayyar | Permude BO | 📍 671324 | Kasaragod | Branch Post Office |
| 131 | Kayyur | Kayyur BO | 📍 671313 | Hosdurg | Branch Post Office |
| 132 | Kayyur | Podavur BO | 📍 671313 | Hosdurg | Branch Post Office |
| 133 | Keekan | Keekan BO | 📍 671316 | Hosdurg | Branch Post Office |
| 134 | Kidoor | Kidoor BO | 📍 671321 | Kasaragod | Branch Post Office |
| 135 | Kilayikode | Kilaikote BO | 📍 671313 | Hosdurg | Branch Post Office |
| 136 | Kinanoor | Kattipoil BO | 📍 671314 | Hosdurg | Branch Post Office |
| 137 | Kodakkad | Kotakkat BO | 📍 671310 | Hosdurg | Branch Post Office |
| 138 | Kodakkad | Olat BO | 📍 671310 | Hosdurg | Branch Post Office |
| 139 | Kodalamogaru | Anekallu BO | 📍 671323 | Kasaragod | Branch Post Office |
| 140 | Kodalamogaru | Kodlamogaru BO | 📍 671323 | Kasaragod | Branch Post Office |
| 141 | Kodibail | Uppala SO | 📍 671322 | Kasaragod | Post Office - PO |
| 142 | Kodom | Attenganam BO | 📍 671531 | Hosdurg | Branch Post Office |
| 143 | Kodom | Kodoth BO | 📍 671531 | Hosdurg | Branch Post Office |
| 144 | Kodom | Padimaruth BO | 📍 671531 | Hosdurg | Branch Post Office |
| 145 | Koipady | Kodiamme BO | 📍 671321 | Kasaragod | Branch Post Office |
| 146 | Koipady | Kumbla SO | 📍 671321 | Kasaragod | Post Office - PO |
| 147 | Koipady | Mogral BO | 📍 671321 | Kasaragod | Branch Post Office |
| 148 | Kolathur | Kolathuri BO | 📍 671541 | Kasaragod | Branch Post Office |
| 149 | Kolathur | Kundankuzhy BO | 📍 671541 | Kasaragod | Branch Post Office |
| 150 | Koliyoor | Koliyur BO | 📍 671323 | Kasaragod | Branch Post Office |