Walnut hill Area Code
We have found 2 cities with names similar to "Walnut hill". Below is the list of cities that match your search criteria.
Walnut hill, TN area code
Walnut hill, TN is served by area code 423. This area code was initially assigned on 22-NOV-94 and has been in continuous service since 11-SEP-95, supporting the city's growing communication needs over the years.
The area code 423 is part of an overlay complex (423/729), which serves the same geographic region. This means that multiple area codes are used in the same area to accommodate the increasing demand for phone numbers.
| City Name | Walnut hill, TN |
| Area Code | 423 |
| Overlay Complex | 423/729 |
| State | Tennessee |
| Country | United State |
| Time Zone | Eastern/Central Time |
| Code Type | General Purpose Code |
| In Service | Yes |
| Assignment Date | 22-NOV-94 |
| In Service Date | 11-SEP-95 |
Walnut hill, IL area code
Walnut hill, IL is served by area code 618. This area code was initially assigned on 01-JAN-47 and has been in continuous service since 01-JAN-47, supporting the city's growing communication needs over the years.
The area code 618 is part of an overlay complex (618/730), which serves the same geographic region. This means that multiple area codes are used in the same area to accommodate the increasing demand for phone numbers.
| City Name | Walnut hill, IL |
| Area Code | 618 |
| Overlay Complex | 618/730 |
| State | Illinois |
| Country | United State |
| Time Zone | Central Standard Time (CST) |
| Code Type | General Purpose Code |
| In Service | Yes |
| Assignment Date | 01-JAN-47 |
| In Service Date | 01-JAN-47 |
