| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 201 | Keerampara | Nadukani BO | 📍 686691 | Kothamangalam | Branch Post Office |
| 202 | Keerampara | Nellimattam SO | 📍 686693 | Kothamangalam | Post Office - PO |
| 203 | Kinginimattom | Kolenchery SO | 📍 682311 | Kunnathunad | Post Office - PO |
| 204 | Kizhakkambalam | Allapra BO | 📍 683556 | Kunnathunad | Branch Post Office |
| 205 | Kizhakkambalam | Vilangu BO | 📍 683561 | Kunnathunad | Branch Post Office |
| 206 | Kizhakkambalam | Kizhakkambalam SO | 📍 683562 | Kunnathunad | Post Office - PO |
| 207 | Kizhakkambalam | Peringala BO | 📍 683565 | Kunnathunad | Branch Post Office |
| 208 | Kizhakkambalam | Vempilly BO | 📍 683565 | Kunnathunad | Branch Post Office |
| 209 | Kizhakkambalam part | Edathala SO | 📍 683561 | Kunnathunad | Post Office - PO |
| 210 | Kizhakkambalam part | Kizhakkambalam SO | 📍 683562 | Kunnathunad | Post Office - PO |
| 211 | Kizhakkumbhagom | Kanjoor SO | 📍 683575 | Aluva | Post Office - PO |
| 212 | Kizhakkumbhagom | Parappuram BO | 📍 683575 | Aluva | Branch Post Office |
| 213 | Kizhakkumbhagom | Thuravumkara BO | 📍 683575 | Aluva | Branch Post Office |
| 214 | Kizhakompu | Koothattukulam SO | 📍 686662 | Muvattupuzha | Post Office - PO |
| 215 | Kochi | Kochi HO | 📍 682001 | Kochi | Head Post Office - H |
| 216 | Kochi | Vyttila SO | 📍 682019 | Kanayannur | Post Office - PO |
| 217 | Kochi | Panampilly Nagar SO | 📍 682036 | Kanayannur | Post Office - PO |
| 218 | Kochi Naval Base | Kochi Naval Base SO | 📍 682004 | Kochi | Post Office - PO |
| 219 | Kochi Parcel Centre PO | Kochi Parcel Centre PO | 📍 682051 | Ernakulam | Post Office - PO |
| 220 | Kodanad | Alattuchira BO | 📍 683544 | Kunnathunad | Branch Post Office |
| 221 | Kodanad | Kodanad BO | 📍 683544 | Kunnathunad | Branch Post Office |
| 222 | Kombanad | Kombanad BO | 📍 683546 | Kunnathunad | Branch Post Office |
| 223 | Kombanad | Vengoor SO | 📍 683546 | Kunnathunad | Post Office - PO |
| 224 | Koothattukulam | Koothattukulam SO | 📍 686662 | Muvattupuzha | Post Office - PO |
| 225 | KOOTHUKODE | Vadakkumpuram SO | 📍 683521 | Paravur | Post Office - PO |
| 226 | Koovappady | Aimurikara BO | 📍 683544 | Kunnathunad | Branch Post Office |
| 227 | Koovappady | CheranalloorPBR BO | 📍 683544 | Kunnathunad | Branch Post Office |
| 228 | Koovappady | Illambakapalli BO | 📍 683544 | Kunnathunad | Branch Post Office |
| 229 | Koovappady | Koovappady SO | 📍 683544 | Kunnathunad | Post Office - PO |
| 230 | Kothamangalam | Kothamangalam College SO | 📍 686666 | Kothamangalam | Post Office - PO |
| 231 | Kothamangalam | Chelad Junction SO | 📍 686681 | Kothamangalam | Post Office - PO |
| 232 | Kothamangalam | Karukadom BO | 📍 686691 | Kothamangalam | Branch Post Office |
| 233 | Kothamangalam | Kothamangalam Bazar BO | 📍 686691 | Kothamangalam | Branch Post Office |
| 234 | Kothamangalam | Kothamangalam SO Ernakulam | 📍 686691 | Kothamangalam | Post Office - PO |
| 235 | Kothamangalam | Kozhipilly BO | 📍 686691 | Kothamangalam | Branch Post Office |
| 236 | Kothamangalam | Kuthukuzhy BO | 📍 686691 | Kothamangalam | Branch Post Office |
| 237 | Kothamangalam Bazar | Kothamangalam SO Ernakulam | 📍 686691 | Kothamangalam | Post Office - PO |
| 238 | Kottappady | Kuruppampady SO | 📍 683545 | Kunnathunad | Post Office - PO |
| 239 | Kottappady | Airoopadam BO | 📍 686692 | Kothamangalam | Branch Post Office |
| 240 | Kottappady | Kottappady BO | 📍 686692 | Kothamangalam | Branch Post Office |
| 241 | Kottappady | Panipra BO | 📍 686692 | Kothamangalam | Branch Post Office |
| 242 | Kottappady | Plamudi BO | 📍 686692 | Kothamangalam | Branch Post Office |
| 243 | Kottappady | Thrikkariyoor SO | 📍 686692 | Kothamangalam | Post Office - PO |
| 244 | Kottuvally | Kongorpilly BO | 📍 683518 | Paravur | Branch Post Office |
| 245 | Kottuvally | Koonammavu SO | 📍 683518 | Paravur | Post Office - PO |
| 246 | Kottuvally | Kaitharam SO | 📍 683519 | Paravur | Post Office - PO |
| 247 | Kottuvally part | Koonammavu SO | 📍 683518 | Paravur | Post Office - PO |
| 248 | Kottuvally part | Kaitharam SO | 📍 683519 | Paravur | Post Office - PO |
| 249 | Kottuvally part | Mannam Paravur SO | 📍 683520 | Paravur | Post Office - PO |
| 250 | Kozhipilly | Kothamangalam SO Ernakulam | 📍 686691 | Kothamangalam | Post Office - PO |