K0 — 10 codes dans 10 localités (Canada).
| Code postal | Localité / Quartier | Zone administrative | Coordonnées |
|---|---|---|---|
| National Capital Region (Almonte) | Ontario | 45.2557, -76.2754 | |
| Prescott and Russell United Counties (Alfred) | Ontario | 45.5029, -74.7479 | |
| Stormont, Dundas and Glengarry United Counties (Alexandria) | Ontario | 45.1686, -74.8966 | |
| South Leeds and Grenville United Counties (Prescott) | Ontario | 44.8734, -75.4416 | |
| Rideau Lakes area (Kemptville) | Ontario | 45.0466, -76.4757 | |
| Frontenac County, Addington County, Loyalist Shores and Southwest Leeds (Inverary) | Frontenac County · Ontario | 44.7208, -76.8334 | |
| Renfrew County and Lanark Highlands Township (Deep River) | Renfrew County · Ontario | 45.6606, -77.5886 | |
| Quinte Shores, East Northumberland County & Prince Edward County (Picton) | Ontario | 44.3261, -77.4318 | |
| Peterborough County and North Hastings County (Lakefield) | Peterborough County · Ontario | 44.7767, -77.9687 | |
| Kawartha lakes and Haliburton County (Bobcaygeon) | Ontario | 44.8645, -78.6553 |