Lannon Wisconsin Area Code
One area code covers Lannon: 262.
The code covering Lannon
| Area code | Primarily serves | In service |
|---|---|---|
| 262 | Milwaukee | 1999 |
Scope the codes matched to Lannon. 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
Lannon has a single code, so there is nothing to divide — every local line carries 262.
ZIP codes for the same city
Postal geography is organised separately from telephone geography, so Lannon’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.
Nearby places with different codes
These are the closest places to Lannon 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 |
|---|---|---|
| Menomonee Falls Wisconsin area codes | 1.9 mi | 262, 414 |
| Sussex Wisconsin area codes | 3.8 mi | 262, 414 |
| Brookfield Wisconsin area codes | 6.7 mi | 262, 414 |
| Pewaukee Wisconsin area codes | 7.7 mi | 262, 414 |
| Mequon Wisconsin area codes | 8.2 mi | 262, 414 |
| Elm Grove Wisconsin area codes | 8.4 mi | 262, 414 |
| Hartland Wisconsin area codes | 9.7 mi | 262, 414 |
| Milwaukee Wisconsin area codes | 12 mi | 262, 274, 414, 920 |
Straight-line distance between place reference points, not driving distance.