| 563-729 | Mount Pleasant | Mcc Telephony Of Iowa, Llc - Ia |
| 563-732 | Wilton | Wilton Telephone Co. |
| 563-735 | | Mabel Cooperative Telephone Co. - Iowa |
| 563-737 | Ridgeway | Mabel Cooperative Telephone Co. - Iowa |
| 563-742 | Bettendorf | Qwest Corporation |
| 563-744 | Farley | Windstream Iowa Communications, Inc. - North |
| 563-745 | Canton | Ace Telephone Association - Minnesota |
| 563-748 | Davenport | Bandwidth.com Clec, Llc - Ia |
| 563-764 | North Liberty | Mcc Telephony Of Iowa, Llc - Ia |
| 563-767 | Volga | Windstream Iowa Communications, Inc. - North |
| 563-770 | Muscatine | Cellco Partnership Dba Verizon Wireless - Ia |
| 563-773 | La Motte | La Motte Telephone Company |
| 563-774 | Wadena | Windstream Iowa Communications, Inc. - North |
| 563-776 | Waucoma | Windstream Iowa Communications, Inc. |
| 563-777 | Clinton | Cellco Partnership Dba Verizon Wireless - Ia |
| 563-778 | Saint Lucas | Windstream Iowa Communications, Inc. |
| 563-783 | Farmersburg | Northeast Iowa Telephone Co. |
| 563-785 | Durant | Windstream Iowa Communications, Inc. - Systems |
| 563-794 | Cedar Rapids | United States Cellular Corp. - Iowa |
| 563-822 | Manchester | Mcc Telephony Of Iowa, Llc - Ia |
| 563-823 | Davenport | Mcleodusa Telecommunications Services, Inc.- Ia |
| 563-826 | Lost Nation | Lost Nation - Elwood Telephone Company |
| 563-843 | Dixon | Dixon Acquisition, Llc |
| 563-845 | Davenport | At&t Local |
| 563-847 | Grand Mound | Grand Mound Cooperative Telephone Assn. |
| 563-852 | Cascade | Cascade Communications Company |
| 563-853 | New Vienna | Windstream Iowa Communications, Inc. - North |
| 563-855 | Worthington | Windstream Iowa Communications, Inc. - North |
| 563-856 | Colesburg | Windstream Iowa Communications, Inc. - North |
| 563-864 | Postville | Centurytel Of Postville, Inc. Dba Centurylink |
| 563-870 | Holy Cross | Windstream Iowa Communications, Inc. - North |
| 563-872 | Bellevue | Windstream Iowa Communications, Inc. - Systems |
| 563-873 | Elkader | Alpine Communications, L.c. |
| 563-875 | Dyersville | Windstream Iowa Communications, Inc. - North |
| 563-876 | Epworth | Windstream Iowa Communications, Inc. - North |
| 563-879 | Bernard | Bernard Telephone Co., Inc. |
| 563-880 | Cedar Rapids | United States Cellular Corp. - Iowa |
| 563-883 | Harmony | Harmony Telephone Co. |
| 563-884 | Davenport | Qwest Corporation |
| 563-886 | Tipton | Windstream Iowa Communications, Inc. - Systems |
| 563-888 | Davenport | Qwest Corporation |
| 563-889 | Davenport | Iowa Wireless Services, Lp |
| 563-890 | Bennett | F&b Communications, Inc. - Ia |
| 563-893 | Bennett | Windstream Iowa Communications, Inc. - Systems |
| 563-920 | Cedar Rapids | United States Cellular Corp. - Iowa |
| 563-921 | New Vienna | Windstream Iowa Communications, Inc. - North |
| 563-922 | Delhi | Windstream Iowa Communications, Inc. - North |
| 563-923 | Earlville | Windstream Iowa Communications, Inc. - North |
| 563-924 | Lamont | Windstream Iowa Communications, Inc. - North |
| 563-925 | Greeley | Windstream Iowa Communications, Inc. - North |
| 563-926 | Hopkinton | Windstream Iowa Communications, Inc. - North |
| 563-927 | Manchester | Windstream Iowa Communications, Inc. - North |
| 563-928 | Dyersville | Windstream Iowa Communications, Inc. - North |
| 563-929 | Washington | Cellco Partnership Dba Verizon Wireless - Ia |
| 563-932 | Ryan | Windstream Iowa Communications, Inc. - North |
| 563-933 | Strawberry Point | Windstream Iowa Communications, Inc. - North |
| 563-934 | Preston | Mcc Telephony Of Iowa, Llc - Ia |
| 563-940 | Davenport | Cellco Partnership Dba Verizon Wireless - Ia |
| 563-941 | Lowden | F&b Communications, Inc. - Ia |
| 563-942 | Stanwood | Cedar Communications, Llc |
| 563-944 | Lowden | Windstream Iowa Communications, Inc. - Systems |
| 563-945 | Stanwood | Windstream Iowa Communications, Inc. - Systems |
| 563-946 | Tipton | Windstream Iowa Communications, Inc. - Systems |
| 563-949 | Davenport | United States Cellular Corp. - Iowa |
| 563-964 | Elkader | Alpine Communications, L.c. |
| 563-999 | Muscatine | Louisa Communications, L.c. |