Area code 640
640 is Atlantic City, Trenton, Princeton, New Jersey.
Area code 640 at a glance
- State
- New Jersey
- Main cities
- Atlantic City, Trenton, Princeton, Hamilton, Ewing
- Time zone
- Eastern Time
- Local time now
- --:--:--
- Overlay codes
- 609
- In service since
- 2018
609 covers the exact same area as 640 — both are dialed with all 10 digits.
Get a 640 number
Rent a real 640 number and receive calls and text messages on it from anywhere. Calls ring in your browser, and voicemail is transcribed automatically.
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Available now
- +1 640 217 5922
- +1 640 217 5924
- +1 640 217 5927
- +1 640 217 5929
- +1 640 217 5930
Call a 640 number from abroad
Call any 640 number from your browser — no SIM, no app install, and no international roaming charge.
Calls to United States start at $0.02/min from QuikRing.
Call now in your browserCalling 640 from inside the US or Canada
Dial 1, then 640, then the 7-digit number.
Calling a 640 number or a 1-800 number from outside the US or Canada? Here is how to reach it from abroad.
Frequently asked questions
Where is area code 640?
Area code 640 covers Atlantic City, Trenton, Princeton in New Jersey.
What time is it in area code 640?
Area code 640 is in the Eastern Time time zone. See the live clock above for the current local time.
Is 609 the same area as 640?
Yes. 609 is an overlay of 640 — they cover the exact same area, so every call there needs all 10 digits dialed.
How do I get an area code 640 phone number?
Sign up for QuikRing and rent one of the available 640 numbers shown above. It starts working immediately and can receive real calls and text messages.
How much does it cost to call 640 from abroad?
Calls to United States numbers, including area code 640, start at $0.02/min with QuikRing — no roaming plan or SIM needed.