| District of New Jersey area codes: 973 | |
|---|---|
| Country | United States |
| State/Province | New Jersey |
| Major City | Newark |
| Time Zone | Eastern |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 973-323 | Essex | Orange, NJ | Mcimetro Access Transmission Services LLC |
| 973-324 | Essex | Orange, NJ | Verizon New Jersey |
| 973-325 | Essex | Orange, NJ | Verizon New Jersey |
| 973-326 | Morris | Morristown, NJ | Verizon New Jersey |
| 973-327 | Essex | Orange, NJ | Mcimetro Access Transmission Services LLC |
| 973-328 | Morris | Dover, NJ | Verizon New Jersey |
| 973-329 | Essex | Bloomfield, NJ | Broadview Networks |
| 973-330 | Passaic | Passaic, NJ | Mcimetro Access Transmission Services LLC |
| 973-331 | Morris | Boonton, NJ | Verizon New Jersey |
| 973-332 | Essex | Newark, NJ | Sprint Spectrum L.p. |
| 973-333 | Passaic | Paterson, NJ | Conversent Communications Of New Jersey |
| 973-334 | Morris | Boonton, NJ | Verizon New Jersey |
| 973-335 | Morris | Boonton, NJ | Verizon New Jersey |
| 973-336 | Essex | Newark, NJ | Metro PCS |
| 973-337 | Essex | Bloomfield, NJ | AT&T Local |
| 973-338 | Essex | Bloomfield, NJ | Verizon New Jersey |
| 973-339 | Bergen | Rochelle Park, NJ | AT&T Local |
| 973-340 | Passaic | Passaic, NJ | Verizon New Jersey |
| 973-341 | Passaic | Paterson, NJ | AT&T Local |
| 973-342 | Essex | Newark, NJ | Omnipoint Communications |
There are 780 prefixes, In the code area, the major cities are Belleville, NJ;Bloomfield, NJ;Clifton, NJ;East Ora. The major city is Newark.