| List of All Postal Codes in Alba County |
| List of All Postal Codes in Arad County |
| List of All Postal Codes in Argeș County |
| List of All Postal Codes in Bacău County |
| List of All Postal Codes in Bihor County |
| List of All Postal Codes in Bistrița-Năsăud County |
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| List of All Postal Codes in Botoșani County |
| List of All Postal Codes in Brăila County |
| List of All Postal Codes in Brașov County |
| List of All Postal Codes in Bucharest Municipality |
| List of All Postal Codes in Buzău County |
| List of All Postal Codes in Călărași County |
| List of All Postal Codes in Caraș-Severin County |
| List of All Postal Codes in Cluj County |
| List of All Postal Codes in Constanța County |
| List of All Postal Codes in Covasna County |
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| List of All Postal Codes in Dâmbovița County |
| List of All Postal Codes in Dolj County |
| List of All Postal Codes in Galați County |
| List of All Postal Codes in Giurgiu County |
| List of All Postal Codes in Gorj County |
| List of All Postal Codes in Harghita County |
| List of All Postal Codes in Hunedoara County |
| List of All Postal Codes in Ialomița County |
| List of All Postal Codes in Iași County |
| List of All Postal Codes in Ilfov County |
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| List of All Postal Codes in Maramureș County |
| List of All Postal Codes in Mehedinți County |
| List of All Postal Codes in Mureș County |
| List of All Postal Codes in Neamț County |
| List of All Postal Codes in Olt County |
| List of All Postal Codes in Prahova County |
| List of All Postal Codes in Sălaj County |
| List of All Postal Codes in Satu Mare County |
| List of All Postal Codes in Sibiu County |
| List of All Postal Codes in Suceava County |
| List of All Postal Codes in Teleorman County |
| List of All Postal Codes in Timiș County |
| List of All Postal Codes in Tulcea County |
| List of All Postal Codes in Vâlcea County |
| List of All Postal Codes in Vaslui County |
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| List of All Postal Codes in Vrancea County |