thedirectory - Area Code 609 History

Area Code 609 History - New Jersey

Significant events for area code 609

Date
Details

1956 Area code 201 was split, with 609 covering the southern part of the state.

June 14, 1999 Area code 609 was split, with 856 covering the southwestern area.

September 17, 2018 Area code 609 was overlaid with 640

Date	Details
1956	Area code 201 was split, with 609 covering the southern part of the state.
June 14, 1999	Area code 609 was split, with 856 covering the southwestern area.
September 17, 2018	Area code 609 was overlaid with 640

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