Grass valley Area Code

Grass valley, 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	Grass valley, 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

Grass valley, NV is served by area code 775. This area code was initially assigned on 25-MAR-98 and has been in continuous service since 12-DEC-98, supporting the city's growing communication needs over the years.

City Name	Grass valley, NV
Area Code	775
State	Nevada
Country	United State
Time Zone	PT/MT only for W Wendover
Code Type	General Purpose Code
In Service	Yes
Assignment Date	25-MAR-98
In Service Date	12-DEC-98

Grass valley, OR is served by area code 541. This area code was initially assigned on 19-MAY-95 and has been in continuous service since 05-NOV-95, supporting the city's growing communication needs over the years.

The area code 541 is part of an overlay complex (458/541), 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	Grass valley, OR
Area Code	541
Overlay Complex	458/541
State	Oregon
Country	United State
Time Zone	Mountain/Pacific Time
Code Type	General Purpose Code
In Service	Yes
Assignment Date	19-MAY-95
In Service Date	05-NOV-95