Hudson County Cities Listed by Area Code 201
| Area Code | City | State | Zip Code |
| 201/551 | Bayonne | NJ | 07002 |
| 201/551 | Hoboken | NJ | 07030 |
| 201/551 | Jersey City | NJ | 07302 |
| 201/551 | Kearny | NJ | 07032 |
| 201/551 | North Bergen | NJ | 07047 |
| 201/551 | Secaucus | NJ | 07094 |
| 201/551 | Union City | NJ | 07087 |
| 201/551 | West New York | NJ | 07093 |