Black rock Area Code
We have found 2 cities with names similar to "Black rock". Below is the list of cities that match your search criteria.
Black rock, AR area code
Black rock, AR is served by area code 870. This area code was initially assigned on 22-JAN-97 and has been in continuous service since 14-APR-97, supporting the city's growing communication needs over the years.
The area code 870 is part of an overlay complex (327/870), 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 | Black rock, AR |
| Area Code | 870 |
| Overlay Complex | 327/870 |
| State | Arkansas |
| Country | United State |
| Time Zone | Central Standard Time (CST) |
| Code Type | General Purpose Code |
| In Service | Yes |
| Assignment Date | 22-JAN-97 |
| In Service Date | 14-APR-97 |
Black rock, NM area code
Black rock, NM is served by area code 505. 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.
| City Name | Black rock, NM |
| Area Code | 505 |
| State | New Mexico |
| Country | United State |
| Time Zone | Mountain Standard Time (MST) |
| Code Type | General Purpose Code |
| In Service | Yes |
| Assignment Date | 01-JAN-47 |
| In Service Date | 01-JAN-47 |
