Detailed ZIP Code Geography
The following postal codes are indexed for this geographical region.
| Postal Code | 221231 |
|---|---|
| District / Neighborhood | SuiNing County (SuiNingXian County) |
| City | XuZhou (XuZhou) |
| State / Province | Jiangsu (Jiangsu) |
| Country | China (CN) |
| Dialing Area Codes | 516 |
Post Offices & Branches
Below is the list of specific delivery branches and post offices for this postal code:
| Branch Name | Address | Phone |
|---|---|---|
| 东郊邮政支局 📍 睢宁县 | 江苏省徐州市睢宁县高作镇钢铁北路瑞通钢市8818 | 0516-88391813 |
| 高作邮政支局 📍 睢宁县 | 江苏省徐州市睢宁县高作镇古镇路交叉口7号 | 0516-88215088 |
Simulated Full Address List
Simulated mailing addresses matching local streets, neighborhood (SuiNing County), and ZIP code. Ideal for registration form testing and compliance verification.
Random Local Phone Numbers
Mock phone numbers matching local formatting and dialing area codes. (516)
Frequently Asked Questions
What is the phone number format and dialing rules for this area (ZIP 221231)?
Local phone numbers follow the dialing prefix rules. Numbers generated locally are 11 digits long and utilize regional area codes: 516.
Local Dialing: Within the same area, dial the standard subscriber number directly without country prefix.
International Dialing: To dial internationally, prepend the country dial code followed by the local area code and number.
Local Dialing: Within the same area, dial the standard subscriber number directly without country prefix.
International Dialing: To dial internationally, prepend the country dial code followed by the local area code and number.
What can the simulated addresses and phone numbers generated here be used for?
They are specifically designed as synthetic data for software development, QA automation workflows, form validation tests (such as phone formatting), and database compliance simulations. Simulated phone numbers cannot make or receive calls or text messages, and simulated addresses cannot be used for actual shipping.
How to verify the details and post offices associated with ZIP 221231?
We have listed detailed neighborhoods and associated delivery branches (if available) on this page. You can also perform a cross-verification using the official postal references links provided below (such as USPS or China Post) to ensure total data accuracy.
Data Verification & Reference Sources
The following official postal authorities can be used to verify the postal code data on this page: