Bay City Michigan Area Code
One area code covers Bay City: 989.
The code covering Bay City
| Area code | Primarily serves | In service |
|---|---|---|
| 989 | Saginaw | 2001 |
Scope the codes matched to Bay City. Source geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot) and LocalCallingGuide NPA list (2026-07 NPA list). Updated . Overlay relationships come from the numbering-plan authority; the place match is computed.
Which part of town has which code
Bay City has a single code, so there is nothing to divide — every local line carries 989.
ZIP codes for the same city
Postal geography is organised separately from telephone geography, so Bay City’s 3 ZIP codes do not map onto the codes above. They are listed in full, with the county each falls in, on the postal side of the site.
Nearby places with different codes
These are the closest places to Bay City whose area codes are not the same set. If you are near one of them, a local number may carry a code that is not on the list above.
| City | Distance | Their area codes |
|---|---|---|
| Montrose Michigan area codes | 29 mi | 810, 989 |
| Clio Michigan area codes | 30 mi | 810 |
| New Lothrop Michigan area codes | 33 mi | 810, 989 |
| Otter Lake Michigan area codes | 34 mi | 810, 989 |
| Mount Morris Michigan area codes | 34 mi | 810 |
| Otisville Michigan area codes | 35 mi | 810 |
| Flushing Michigan area codes | 37 mi | 810 |
| Columbiaville Michigan area codes | 39 mi | 810 |
Straight-line distance between place reference points, not driving distance.