| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Aladdin, Crook | 82710 |
| Postal/ZIP Codes in Alva, Crook | 82711 |
| Postal/ZIP Codes in Beulah, Crook | 82712 |
| Postal/ZIP Codes in Carlile, Crook | 82721 |
| Postal/ZIP Codes in Devils Tower, Crook | 82714 |
| Postal/ZIP Codes in Hulett, Crook | 82720 |
| Postal/ZIP Codes in Moorcroft, Crook | 82721 |
| Postal/ZIP Codes in New Haven, Crook | 82720 |
| Postal/ZIP Codes in Oshoto, Crook | 82721 |
| Postal/ZIP Codes in Pine Haven, Crook | 82721 |
| Postal/ZIP Codes in Sundance, Crook | 82729 |