| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Lucerne, Weld | 80646 |
| Postal/ZIP Codes in Mead, Weld | 80504, 80542 |
| Postal/ZIP Codes in Milliken, Weld | 80543 |
| Postal/ZIP Codes in New Raymer, Weld | 80742 |
| Postal/ZIP Codes in Niwot, Weld | 80504 |
| Postal/ZIP Codes in Nunn, Weld | 80648 |
| Postal/ZIP Codes in Pierce, Weld | 80650 |
| Postal/ZIP Codes in Platteville, Weld | 80651 |
| Postal/ZIP Codes in Raymer, Weld | 80742 |
| Postal/ZIP Codes in Roggen, Weld | 80652 |
| Postal/ZIP Codes in Severance, Weld | 80546, 80550, 80610, 80615 |
| Postal/ZIP Codes in Stoneham, Weld | 80754 |
| Postal/ZIP Codes in Wattenburg, Weld | 80621 |
| Postal/ZIP Codes in Windsor, Weld | 80550 |