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| City | Dialing Code | Area Code |
| Appleton | +1 920 | 920 |
| Caledonia | +1 414 | 414 |
| De Pere | +1 920 | 920 |
| Eau Claire | +1 715 | 715 |
| Fond du Lac | +1 920 | 920 |
| Franklin | +1 414 | 414 |
| Green Bay | +1 920 | 920 |
| Janesville | +1 608 | 608 |
| Kaukauna | +1 920 | 920 |
| Kenosha | +1 262 | 262 |
| La Crosse | +1 608 | 608 |
| Madison | +1 608 | 608 |
| Manitowoc | +1 920 | 920 |
| Menomonee Falls | +1 262 | 262 |
| Middleton | +1 608 | 608 |
| Milwaukee | +1 414 | 414 |
| Muskego | +1 262 | 262 |
| Neenah | +1 920 | 920 |
| Oak Creek | +1 414 | 414 |
| Oshkosh | +1 920 | 920 |
| Racine | +1 262 | 262 |
| Sheboygan | +1 920 | 920 |
| Sun Prairie | +1 608 | 608 |
| Waukesha | +1 262 | 262 |
| Wauwatosa | +1 414 | 414 |
| West Bend | +1 262 | 262 |
