| District of Iowa area codes: 563 | |
|---|---|
| Country | United States |
| State/Province | Iowa |
| Major City | Davenport |
| Time Zone | Central (UTC-06:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 563-244 | Clinton | Clinton, IA | Qwest Corporation |
| 563-245 | Clayton | Elkader, IA | Alpine Communications, L.c. |
| 563-246 | Clinton | Calamus, IA | F&b Communications |
| 563-249 | Clinton | Clinton, IA | Cellco Partnership DBA Verizon Wireless |
| 563-252 | Clayton | Guttenberg, IA | Alpine Communications, L.c. |
| 563-255 | Clayton | Guttenberg, IA | Alpine Communications, L.c. |
| 563-258 | Dubuque | Dubuque, IA | New Cingular Wireless PCS - IL |
| 563-259 | Clinton | Camanche, IA | Qwest Corporation |
| 563-260 | Muscatine | Muscatine, IA | United States Cellular Corp. - Iowa |
| 563-262 | Muscatine | Muscatine, IA | Qwest Corporation |
| 563-263 | Muscatine | Muscatine, IA | Qwest Corporation |
| 563-264 | Muscatine | Muscatine, IA | Qwest Corporation |
| 563-265 | Scott | Davenport, IA | Level 3 Communications |
| 563-271 | Scott | Davenport, IA | Cellco Partnership DBA Verizon Wireless |
| 563-272 | Muscatine | Muscatine, IA | Qwest Corporation |
| 563-275 | Scott | Davenport, IA | Windstream It-comm |
| 563-277 | Winneshiek | Decorah, IA | Mcc Telephony Of Iowa |
| 563-280 | Scott | Davenport, IA | Usa Mobility Wireless |
| 563-282 | Scott | Donahue, IA | Central Scott Telephone |
| 563-284 | Scott | Walcott, IA | Qwest Corporation |
There are 285 prefixes, In the code area, the major cities are Bettendorf, IA;Clinton, IA;Davenport, IA;Dubuque, . The major city is Davenport.