Area Code 856
Williamstown, New Jersey - Covers 795K phone records in our database
856
Williamstown
New Jersey
795K
About Area Code 856
Area code 856 is a telephone area code serving Williamstown and surrounding areas in New Jersey. Our database contains 795K phone records associated with this area code.
Area code 856 covers the following areas:
| City | State | Records |
|---|---|---|
| Williamstown | New Jersey | 795K |
| Philadelphia | Pennsylvania | 181 |
How to Use Area Code 856
To call a phone number with area code 856, dial 1-856-XXX-XXXX from within the United States. For international calls to this area code, dial your country's exit code followed by 1-856 and the 7-digit local number.
If you've received an unknown call from area code 856, you can use our reverse phone lookup tool to identify the caller.