Mullica Hill, New Jersey Area Code

Mullica Hill, NJ Area Codes are

Mullica Hill, NJ is officially utilizing one area code which is area code 856.

In addition to Mullica Hill, NJ area code information read more about area code 856 details and New Jersey area codes.

Mullica Hill, NJ is located in Gloucester County and observes the Eastern Time Zone. View our Times by Area Code tool.

New Jersey Area Code Map