Inquire about residential area code

There are many ways to query the residential area code, such as:

1. You can send SMS code 602# city or area code to 1000 1 to inquire about the area code of the whole country.

2. Check the residential area code through search pages such as Baidu and Today Headlines. If you want to know the residential area code of a city, enter the city name to search.

It should be noted that residential codes generally include: postal code, road number, building number and room number. I hope you can use the above query methods.