Portage Des Sioux Missouri Area Code
One area code covers Portage Des Sioux: 636.
The code covering Portage Des Sioux
| Area code | Primarily serves | In service |
|---|---|---|
| 636 | Chesterfield | 1999 |
Scope the codes matched to Portage Des Sioux. 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
Portage Des Sioux has a single code, so there is nothing to divide — every local line carries 636.
ZIP codes for the same city
Postal geography is organised separately from telephone geography, so Portage Des Sioux’s 1 ZIP code 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.
Portage Des Sioux Missouri ZIP codes →
Nearby places with different codes
These are the closest places to Portage Des Sioux 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 |
|---|---|---|
| Florissant Missouri area codes | 9.0 mi | 314, 557 |
| Hazelwood Missouri area codes | 9.8 mi | 314, 557 |
| Bridgeton Missouri area codes | 12 mi | 314, 557, 636 |
| Maryland Heights Missouri area codes | 16 mi | 314, 557, 636 |
| Cottleville Missouri area codes | 21 mi | 314, 557, 636 |
| Chesterfield Missouri area codes | 23 mi | 314, 557, 636 |
| Ballwin Missouri area codes | 26 mi | 314, 557, 636 |
| Valley Park Missouri area codes | 28 mi | 314, 557, 636 |
Straight-line distance between place reference points, not driving distance.