| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Al Faiziyah, Wadi Al-Dawsir (الفائزية) | 18374, 18637 |
| Postal/ZIP Codes in Al Hufayyirah / Hasat Qahtan, Wadi Al-Dawsir (الحفيرة / حصاة قحطان) | 19578 |
| Postal/ZIP Codes in Al Masarir, Wadi Al-Dawsir (المصارير) | 18377, 18611 |
| Postal/ZIP Codes in Kamdah, Wadi Al-Dawsir (كمدة) | 18514 |
| Postal/ZIP Codes in Wadi Ad Dawasir, Wadi Al-Dawsir (وادي الدواسر) | 18411, 18412, 18413, 18414, 18416, … |