| City/County | Telephone Area Coce | Postcode |
| Shenyang | 024 | 110000 |
| Tieling | 0410 | 112000 |
| Dalian | 0411 | 116000 |
| Anshan | 0412 | 114000 |
| Fushun | 0413 | 113000 |
| Benxi | 0414 | 117000 |
| Dandong | 0415 | 118000 |
| Jinzhou | 0416 | 121000 |
| Yingkou | 0417 | 115000 |
| Fuxin | 0418 | 123000 |
| Liaoyang | 0419 | 111000 |
| Changtu | 04201 | 112500 |
| Kaiyuan | 04202 | 112300 |
| Xifeng | 04205 | 112400 |
| Jinxian | 04211 | 116100 |
| Wafangdian | 04212 | 116300 |
| Xinjin | 04213 | 116200 |
| Zhuanghe | 04214 | 116400 |
| Changhai | 04215 | 116500 |
| Qingyuann | 04231 | 113300 |
| Xinbin | 04232 | 113200 |
| Benxixian | 04241 | 117100 |
| Panjin | 04271 | 124000 |
| Yingkouxian | 04272 | 115100 |
| Gaixian | 04273 | 115200 |
| Chaoyang | 04284 | 122000 |