Waterloo Area Code

Waterloo, CA is served by area code 209. This area code was initially assigned on 01-JAN-58 and has been in continuous service since 01-JAN-58, supporting the city's growing communication needs over the years.

The area code 209 is part of an overlay complex (209/350), 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	Waterloo, CA
Area Code	209
Overlay Complex	209/350
State	California
Country	United State
Time Zone	Pacific Standard Time (PST)
Code Type	General Purpose Code
In Service	Yes
Assignment Date	01-JAN-58
In Service Date	01-JAN-58

Waterloo, SC is served by area code 864. This area code was initially assigned on 14-MAR-95 and has been in continuous service since 03-DEC-95, supporting the city's growing communication needs over the years.

The area code 864 is part of an overlay complex (821/864), 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	Waterloo, SC
Area Code	864
Overlay Complex	821/864
State	South Carolina
Country	United State
Time Zone	Eastern Standard Time (EST)
Code Type	General Purpose Code
In Service	Yes
Assignment Date	14-MAR-95
In Service Date	03-DEC-95

Waterloo, 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	Waterloo, 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

Waterloo, IA is served by area code 319. 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	Waterloo, IA
Area Code	319
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

Waterloo, IN is served by area code 260. This area code was initially assigned on 20-JUN-01 and has been in continuous service since 15-JAN-02, supporting the city's growing communication needs over the years.

City Name	Waterloo, IN
Area Code	260
State	Indiana
Country	United State
Time Zone	Eastern Standard Time (EST)
Code Type	General Purpose Code
In Service	Yes
Assignment Date	20-JUN-01
In Service Date	15-JAN-02

Waterloo, WI is served by area code 920. This area code was initially assigned on 15-JAN-97 and has been in continuous service since 26-JUL-97, supporting the city's growing communication needs over the years.

The area code 920 is part of an overlay complex (274/920), 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	Waterloo, WI
Area Code	920
Overlay Complex	274/920
State	Wisconsin
Country	United State
Time Zone	Central Standard Time (CST)
Code Type	General Purpose Code
In Service	Yes
Assignment Date	15-JAN-97
In Service Date	26-JUL-97

Waterloo, AL is served by area code 256. This area code was initially assigned on 10-OCT-97 and has been in continuous service since 23-MAR-98, supporting the city's growing communication needs over the years.

The area code 256 is part of an overlay complex (256/938), 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	Waterloo, AL
Area Code	256
Overlay Complex	256/938
State	Alabama
Country	United State
Time Zone	Central Standard Time (CST)
Code Type	General Purpose Code
In Service	Yes
Assignment Date	10-OCT-97
In Service Date	23-MAR-98

Waterloo, NY is served by area code 315. 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 315 is part of an overlay complex (315/680), 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	Waterloo, NY
Area Code	315
Overlay Complex	315/680
State	New York
Country	United State
Time Zone	Eastern Standard Time (EST)
Code Type	General Purpose Code
In Service	Yes
Assignment Date	01-JAN-47
In Service Date	01-JAN-47

Waterloo, 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	Waterloo, 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

Waterloo, NE is served by area code 402. 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 402 is part of an overlay complex (402/531), 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	Waterloo, NE
Area Code	402
Overlay Complex	402/531
State	Nebraska
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