Area Codes in Daokou
| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|---|---|---|---|---|
| 20 | Guangzhou | Guangdong | 11,071,424 | China | Asia/Chongqing |
Nearby Cities
| City | Region | Country | Population | Area Codes | Postal Codes |
|---|---|---|---|---|---|
| Anyang | Henan | China | 781,129 | 372 | 455000, 455100 |
| Hebi | Henan | China | 244,662 | 392 | 456750, 458050, 458061, 458072 |
| Kaifeng | Henan | China | 900,000 | 378 | 410201, 451454, 451456, 451466 |
| Puyang | Henan | China | — | 393 | 457000, 457001, 457100, 457345 |
| Xinxiang | Henan | China | 743,601 | 373 | 453000, 453002, 453003, 453011 |