Zip Area Code

Area code 640

Area code 640 is a New Jersey area code, in service since September 17, 2018.

It was added as an overlay on 609: both codes serve the same area, so neighbors can have numbers in either one.

Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

It is in the Eastern Time zone.

In service since
September 17, 2018
Overlays
609
Local dialing
ten digits; dialing 1 plus ten digits also works
Time zone
Eastern Time
ZIP codes
97

Map

Map of the 640 area codeThe shaded area shows where 640 numbers are rated, with the neighboring area codes outlined around it.856732410718570908215610717302Atlantic CityTrentonPenns NeckMount HollyWildwoodBarnegatBeach HavenMedford
Approximate 640 coverage, drawn from U.S. Census ZIP code areas and NANPA rate centers. Dashed lines are state borders.

Main cities in area code 640

Overlays and neighboring area codes

Overlay, serving the same area: 609.

Neighboring area codes: 856, 732, 973, 410, 718, 570, 201, 908, 215, 610, 717, 302, 631, 516.

Counties in area code 640

Towns in area code 640

And 94 more towns: every town in New Jersey.