Gridley Area Code

Gridley, 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	Gridley, 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

Gridley, 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	Gridley, 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

Gridley, KS is served by area code 620. This area code was initially assigned on 14-SEP-00 and has been in continuous service since 03-FEB-01, supporting the city's growing communication needs over the years.

City Name	Gridley, KS
Area Code	620
State	Kansas
Country	United State
Time Zone	Central/Mountain Time
Code Type	General Purpose Code
In Service	Yes
Assignment Date	14-SEP-00
In Service Date	03-FEB-01