NEW JERSEY · AREA CODE GUIDE
640 area code location: Trenton and Egg Harbor, New Jersey
- Local date and time
- Eastern Time
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Download the 640 area code map
A printable area code 640 location map, with time zone and state. Use the PNG image in a document or slide; the SVG stays sharp at any size.
640 area code at a glance
- Country and calling code
- United States (+1)
- In service since
- Parent code
- 609
- New code planned
- No, as of 22 September 2026
An area code does not show where a caller is now.
Sources: NANPA area code listing, NANPA places by area code. Checked .
History
Time zone
- Eastern Time
- Standard time UTC−05:00
- Daylight saving time UTC−04:00
Where 640 reaches
640 numbers are issued across 39 communities. These are telephone exchange areas, which follow the phone network rather than city limits, so a place can sit just outside the boundary of the town it is named for.
- Trenton
- Egg Harbor
- Ewing
- Atlantic City
- Princeton
- Medford
- Plainsboro
- Pleasantville
- Hammonton
- Ocean City
- Mount Holly
- Somers Point
- Burlington
- Brigantine
- Hightstown
- Wildwood
- Lambertville
- Bordentown
- Tuckerton
- Pennington
- Sea Isle City
- Allentown
- Pemberton
- Avalon
- Beach Haven
14 more communities
- Barnegat
- Cape May Court House
- Cranbury
- Dennisville
- Florence (burlington)
- Fort Dix
- Hopewell (mercer)
- Lawrenceville
- Mays Landing
- Mercerville
- Milmay
- New Egypt
- Tuckahoe
- Vincentown
Notable places in 640
| Place | Where | What it is |
|---|---|---|
| Princeton University | 1.7 km from Princeton | University, 9,042 12-month enrollment (2023–24) |
| McGuire Air Force Base | 3.2 km from Fort Dix | Military base |
| Atlantic City International Airport | 9.1 km from Egg Harbor | Commercial airport, 489,848 enplanements (2024) |
| Princeton Art Museum | 1.4 km from Princeton | Museum |
| Stockton University | 11.6 km from Pleasantville | University, 12,036 12-month enrollment (2023–24) |
| New Jersey State House | 0.7 km from Trenton | Museum |
| The College of New Jersey | 1.6 km from Ewing | University, 8,588 12-month enrollment (2023–24) |
| Trenton-Mercer Airport | 1.9 km from Ewing | Commercial airport, 241,950 enplanements (2024) |
| Princeton Airport | 4.6 km from Princeton | Airport |
| Palmer Stadium | 2.0 km from Princeton | Stadium |
Also serving this area
Questions about 640
Where is the 640 area code?
640 is in New Jersey. Its numbers are issued in Trenton, Egg Harbor, Ewing, and 36 other communities.
What time zone is area code 640 in?
640 is in Eastern Time. Daylight saving time is observed.
Is 640 an overlay?
Yes. 640 was added as an overlay on 609 on 17 September 2018.
Business phone numbers in area code 640, answered by an AI agent
A local number for Trenton, Egg Harbor, and Ewing, New Jersey, with an AI receptionist that takes caller details, answers the questions you give it, and books appointments. Numbers depend on what carriers have left.