| District of Wisconsin area codes: 414 | |
|---|---|
| Country | United States |
| State/Province | Wisconsin |
| Major City | Milwaukee |
| Time Zone | Central (UTC-06:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 414-302 | Milwaukee | Milwaukee, WI | Ameritech Wisconsin |
| 414-303 | Milwaukee | Milwaukee, WI | United States Cellular Corp. - Wisconsin |
| 414-304 | Milwaukee | Milwaukee, WI | Ameritech Wisconsin |
| 414-305 | Milwaukee | Milwaukee, WI | Cellco Partnership DBA Verizon Wireless |
| 414-306 | Milwaukee | Hales Corners, WI | New Cingular Wireless PCS - IL |
| 414-308 | Milwaukee | Milwaukee, WI | Us Xchange Of Wisconsin LLC DBA Choice One Comm Wi |
| 414-312 | Milwaukee | Milwaukee, WI | Level 3 Communications |
| 414-313 | Milwaukee | Milwaukee, WI | United States Cellular Corp. - Wisconsin |
| 414-314 | Milwaukee | Milwaukee, WI | Usa Mobility Wireless |
| 414-315 | Milwaukee | Milwaukee, WI | United States Cellular Corp. - Wisconsin |
| 414-316 | Milwaukee | Milwaukee, WI | Cellco Partnership DBA Verizon Wireless |
| 414-318 | Milwaukee | Milwaukee, WI | American Messaging (am) |
| 414-319 | Milwaukee | Milwaukee, WI | Ameritech Wisconsin |
| 414-320 | Milwaukee | Milwaukee, WI | Usa Mobility Wireless |
| 414-321 | Milwaukee | Milwaukee, WI | Ameritech Wisconsin |
| 414-322 | Milwaukee | Milwaukee, WI | United States Cellular Corp. - Wisconsin |
| 414-323 | Milwaukee | Milwaukee, WI | Leap Wireless Intl DBA Cricket Comm |
| 414-324 | Milwaukee | Milwaukee, WI | T-mobile Usa |
| 414-325 | Milwaukee | Milwaukee, WI | Ameritech Wisconsin |
| 414-326 | Milwaukee | Milwaukee, WI | Level 3 Communications |
There are 444 prefixes, In the code area, the major cities are Franklin, WI;Greenfield, WI;Milwaukee, WI;Oak Cree. The major city is Milwaukee.