| Area Code 978 Details | |
|---|---|
| Country | United States |
| State/Province | Massachusetts |
| Major City | Boston |
| Time Zone | Eastern |
| Prefix | County | Phone Type | Status |
|---|---|---|---|
| 978-389 | Worcester | Landline | Active |
| 978-390 | Essex | Cell Number | Active |
| 978-391 | Middlesex | Landline | Active |
| 978-392 | Middlesex | Landline | Active |
| 978-393 | Middlesex | Landline | Active |
| 978-394 | Middlesex | Cell Number | Active |
| 978-395 | Essex | Landline | Active |
| 978-396 | Middlesex | Landline | Active |
| 978-397 | Essex | Cell Number | Active |
| 978-398 | Essex | Landline | Active |
| 978-399 | Middlesex | Landline | Active |
| 978-400 | Worcester | Landline | Active |
| 978-401 | Worcester | Landline | Active |
| 978-402 | Middlesex | Landline | Active |
| 978-403 | Worcester | Landline | Active |
| 978-404 | Essex | Cell Number | Active |
| 978-405 | Middlesex | Landline | Active |
| 978-406 | Essex | Landline | Active |
| 978-407 | Worcester | Cell Number | Active |
| 978-408 | Middlesex | Cell Number | Active |