Colfax Area Code
We have found 8 cities with names similar to "Colfax". Below is the list of cities that match your search criteria.
Colfax, CA area code
Colfax, CA is served by area code 530. This area code was initially assigned on 23-JUN-97 and has been in continuous service since 01-NOV-97, supporting the city's growing communication needs over the years.
The area code 530 is part of an overlay complex (530/837), 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 | Colfax, CA |
| Area Code | 530 |
| Overlay Complex | 530/837 |
| State | California |
| Country | United State |
| Time Zone | Pacific Standard Time (PST) |
| Code Type | General Purpose Code |
| In Service | Yes |
| Assignment Date | 23-JUN-97 |
| In Service Date | 01-NOV-97 |
Colfax, IL area code
Colfax, IL is served by area code 309. This area code was initially assigned on 01-JAN-57 and has been in continuous service since 01-JAN-57, supporting the city's growing communication needs over the years.
The area code 309 is part of an overlay complex (309/861), 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 | Colfax, IL |
| Area Code | 309 |
| Overlay Complex | 309/861 |
| State | Illinois |
| Country | United State |
| Time Zone | Central Standard Time (CST) |
| Code Type | General Purpose Code |
| In Service | Yes |
| Assignment Date | 01-JAN-57 |
| In Service Date | 01-JAN-57 |
Colfax, IA area code
Colfax, IA is served by area code 515. 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 | Colfax, IA |
| Area Code | 515 |
| State | Iowa |
| 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 |
Colfax, WA area code
Colfax, WA is served by area code 509. This area code was initially assigned on 01-JAN-57 and has been in continuous service since 01-JAN-57, supporting the city's growing communication needs over the years.
| City Name | Colfax, WA |
| Area Code | 509 |
| State | Washington |
| Country | United State |
| Time Zone | Pacific Standard Time (PST) |
| Code Type | General Purpose Code |
| In Service | Yes |
| Assignment Date | 01-JAN-57 |
| In Service Date | 01-JAN-57 |
Colfax, IN area code
Colfax, IN is served by area code 765. This area code was initially assigned on 03-SEP-96 and has been in continuous service since 01-FEB-97, supporting the city's growing communication needs over the years.
| City Name | Colfax, IN |
| Area Code | 765 |
| State | Indiana |
| Country | United State |
| Time Zone | Eastern Standard Time (EST) |
| Code Type | General Purpose Code |
| In Service | Yes |
| Assignment Date | 03-SEP-96 |
| In Service Date | 01-FEB-97 |
Colfax, WI area code
Colfax, WI is served by area code 715. 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 715 is part of an overlay complex (534/715), 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 | Colfax, WI |
| Area Code | 715 |
| Overlay Complex | 534/715 |
| State | Wisconsin |
| 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 |
Colfax, ND area code
Colfax, ND is served by area code 701. 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 | Colfax, ND |
| Area Code | 701 |
| State | North Dakota |
| Country | United State |
| Time Zone | Central/Mountain Time |
| Code Type | General Purpose Code |
| In Service | Yes |
| Assignment Date | 01-JAN-47 |
| In Service Date | 01-JAN-47 |
Colfax, LA area code
Colfax, LA is served by area code 318. This area code was initially assigned on 01-JAN-57 and has been in continuous service since 01-JAN-57, supporting the city's growing communication needs over the years.
The area code 318 is part of an overlay complex (318/457), 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 | Colfax, LA |
| Area Code | 318 |
| Overlay Complex | 318/457 |
| State | Louisiana |
| Country | United State |
| Time Zone | Central Standard Time (CST) |
| Code Type | General Purpose Code |
| In Service | Yes |
| Assignment Date | 01-JAN-57 |
| In Service Date | 01-JAN-57 |
