Area Code 856 — Camden, New Jersey

NANP area code

856

UTC−5, UTC−4 during daylight saving

State
New Jersey
Primary city
Camden
Time zone
Eastern
In service
1999

The code reaches 99 communities and 6 counties across New Jersey.

Was this call legitimate?

The area code itself carries no risk signal. 856 is assigned to Camden, New Jersey, so a call from it is consistent with a real caller in that area — but the digits alone prove nothing, because they can be forged.

Caller ID is set by whoever places the call, not verified by the network. That is why neighbour spoofing works: an operation anywhere in the world can display a number that matches the area code — and often the first three digits after it — of the person being called, so the call looks local. Every community in the 856 territory is a plausible-looking origin for a forged 856 number, which is why one can be made to look like a neighbour to so many people.

If you did not recognise the call: let it go to voicemail — a legitimate caller with real business will leave one. Do not return the call using the number shown; look the organisation up independently and call the number you found. Never confirm personal details, card numbers, or one-time codes to someone who called you, however plausible the number looked.

Codes.zone publishes no complaint counts, risk scores, or caller identities. We hold no data on individual numbers and will not estimate what we cannot source.

Local time and when to call back

Time there now

Eastern · UTC−5, UTC−4 during daylight saving

Reasonable callback window

8:00 AM – 9:00 PM

local time in Eastern

Federal rules bar telemarketing calls to a residence outside 8:00 AM–9:00 PM in the called party's own time zone. It is a sensible bound for a personal callback too — and a caller who rang you well outside it was not observing it.

Overlay codes

856 is the only area code serving its territory — it has no overlay in the current numbering plan for New Jersey. Where a region has no overlay, a number's area code still corresponds to a single geographic area.

Cities served

largest 20 by ZIP count
Communities served by area code 856, ranked by how many ZIP codes each holds.
CityZIP codesCounty
Camden5Camden County
Cherry Hill3Camden County
Vineland3Cumberland County
Bellmawr2Camden County
Riverton2Burlington County
Alloway1Salem County
Atco1Camden County
Audubon1Camden County
Barrington1Camden County
Berlin1Camden County
Blackwood1Camden County
Bridgeport1Gloucester County
Bridgeton1Cumberland County
Buena1Atlantic County
Cedarville1Cumberland County
Clarksboro1Gloucester County
Clayton1Gloucester County
Clementon1Camden County
Collingswood1Camden County
Deepwater1Salem County

79 further communities not listed. All New Jersey area codes →

Each point is a community served by 856, plotted from its record coordinates. The outline is the convex envelope of those points — a footprint, not a boundary.
  • Reference points and footprint
  • Not an official NANPA boundary
  • Not a USPS delivery area

Scope every community matched to 856. Source geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot), GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated . Coordinates are place reference points, not boundaries.

Counties

Prefixes inside 856

We do not publish the NXX prefixes inside 856. The assignment of prefixes to rate centres comes from LERG routing data, which is proprietary, and we will not estimate it from postal data — ZIP codes and telephone prefixes do not map onto each other. Awaiting a clean-rights NPA-NXX source.