Seznam oblastí
- X1A 1N4 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1N5 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1N6 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1N7 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1N9 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1P3 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1P5 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1P7 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1P8 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1P9 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1R1 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1R2 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1R3 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1R6 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1R7 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1S1 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1S2 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1S3 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1S5 - Yellowknife, Fort Smith, Northwest Territories
- X1A 1S6 - Yellowknife, Fort Smith, Northwest Territories