856 area code — Camden, NJ geographic

Data: NANPA public reports, current as of July 28, 2026.

State
New Jersey
Major area
Camden
Time zone
Eastern
In service since
1999-06-12
Split from
609
Active prefixes
663
Rate centers
32
Carriers
45
Projected exhaust
1Q 2035

Phone numbers beginning 856 are registered to the Camden area of New Jersey (Eastern time zone). The code entered service on June 12, 1999. Note that porting and VoIP mean a 856 number can be used from anywhere — the code marks where the number was assigned.

663 central-office prefixes are currently active in this code, spread across 45 code-holding carriers. Thousands-block pooling applies to 517 prefixes, so a single prefix can belong to several carriers. Its prefixes map to 32 distinct rate centers.

Use this page to decode where 856 numbers come from — and remember that spoofing means the screen can lie about everything except your own caution.

856 was created from 609 in 1999.

NANPA projects numbering capacity to exhaust in 1Q 2035.

Dialing: 10D locally, 1+10D to other codes (enforcement of mandatory dialing is 7/15/2022. 1+10 digit permissible at service provider discretion.).

Largest localities in 856

Largest rate centers in area code 856
Locality (rate center)Active prefixesAlso served by
Camden 80 609
Haddonfield 64 609
Moorestown 53 609
Vineland 43 609
Woodbury 30 609
Merchantville 30
Haddon Heights 27 609
Williamstown 24
Laurel Springs 24
Marlton 21

FAQ

Where is a 856 number from?

856 is assigned to Camden and surrounding areas of New Jersey in the Eastern time zone. The three digits after the area code (the prefix) narrow it down to a rate center.

Is 856 a toll-free number?

No. 856 is a geographic code; calls are billed like any other domestic call. Toll-free codes are 800, 833, 844, 855, 866, 877 and 888.

Will 856 run out of numbers?

NANPA's current forecast projects exhaust in 1Q 2035 — decades of capacity remain.