All assignees
411 prefixes in 563 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 563-672 | ANDREW | 1097 | — | — |
| 563-673 | BALDWIN | 1107 | — | — |
| 563-674 | DELMAR | 1170 | — | Yes |
| 563-676 | DAVENPORT | 6529 | 2002-01-10 | Yes |
| 563-677 | CHARLOTTE | 1170 | — | Yes |
| 563-678 | LOSTNATION | 1229 | — | — |
| 563-682 | MILES | 1242 | — | — |
| 563-683 | NEW ALBIN | 593K | 2007-02-14 | Yes |
| 563-686 | OTTERCREEK | 1118 | — | — |
| 563-687 | SABULA | 1170 | — | Yes |
| 563-689 | PRESTON | 1276 | — | — |
| 563-690 | DUBUQUE | 829J | — | Yes |
| 563-694 | GOOSE LAKE | 751F | 2007-03-16 | Yes |
| 563-700 | — | — | ||
| 563-711 | XXXXXXXXXX | MULT | — | — |
| 563-712 | — | — | ||
| 563-723 | DAVENPORT | 221F | 2008-07-24 | Yes |
| 563-724 | MOSCOW | 1170 | — | Yes |
| 563-725 | ELGIN | 593K | 2007-02-14 | Yes |
| 563-726 | DAVENPORT | 221F | 2007-12-18 | Yes |
| 563-729 | LE CLAIRE | 751F | 2010-03-09 | Yes |
| 563-732 | WILTON | 1336 | — | — |
| 563-735 | BURR OAK | 1424 | — | — |
| 563-737 | RIDGEWAY | 1424 | — | — |
| 563-742 | DAVENPORT | 9631 | — | Yes |
| 563-744 | FARLEY | 1167 | — | Yes |
| 563-745 | SO CANTON | 1345 | — | — |
| 563-746 | GREELEY | 516J | 2022-02-10 | Yes |
| 563-748 | MAQUOKETA | 985E | 2007-12-07 | Yes |
| 563-758 | WORTHINGTN | 965H | 2020-07-21 | Yes |
| 563-764 | OSSIAN | 593K | 2007-02-14 | Yes |
| 563-766 | COLESBURG | 965H | 2019-12-23 | Yes |
| 563-767 | VOLGA | 1167 | — | Yes |
| 563-770 | MUSCATINE | 6570 | — | Yes |
| 563-772 | CASCADE | 6529 | 2025-03-31 | Yes |
| 563-773 | LAMOTTE | 1222 | — | — |
| 563-774 | WADENA | 1167 | — | Yes |
| 563-776 | WAUCOMA | 1178 | — | Yes |
| 563-777 | SABULA | 6570 | — | Yes |
| 563-778 | ST LUCAS | 1178 | — | Yes |
| 563-779 | — | — | ||
| 563-783 | ST OLAF | 1230 | — | — |
| 563-785 | DURANT | 1170 | — | Yes |
| 563-794 | WAUKON | 6266 | 2007-09-19 | Yes |
| 563-800 | CALMAR | 221F | 2018-02-16 | Yes |
| 563-811 | XXXXXXXXXX | MULT | — | — |
| 563-815 | — | — | ||
| 563-822 | MANCHESTER | 593K | 2010-02-16 | Yes |
| 563-823 | DAVENPORT | 829J | — | — |
| 563-826 | OXFORD JCT | 1229 | — | — |
| 563-832 | GARNAVILLO | 516J | 2022-01-13 | Yes |
| 563-837 | FREDECKSBG | 516J | 2022-02-14 | Yes |
| 563-842 | HOLY CROSS | 965H | 2021-05-10 | Yes |
| 563-843 | DIXON | 1150 | — | — |
| 563-844 | DAVENPORT | 145J | 2021-04-29 | Yes |
| 563-845 | DUBUQUE | 7421 | 2009-04-13 | Yes |
| 563-847 | GRANDMOUND | 1191 | — | — |
| 563-849 | HESPER | 751F | 2007-03-16 | Yes |
| 563-852 | CASCADE | 1118 | — | — |
| 563-853 | LUXEMBURG | 1167 | — | Yes |
| 563-855 | WORTHINGTN | 1167 | — | Yes |
| 563-856 | COLESBURG | 1167 | — | Yes |
| 563-863 | POSTVILLE | 859H | 2016-07-28 | — |
| 563-864 | POSTVILLE | 1274 | — | — |
| 563-867 | DAVENPORT | 939H | 2021-04-02 | Yes |
| 563-870 | HOLY CROSS | 1167 | — | Yes |
| 563-872 | BELLEVUE | 1170 | — | Yes |
| 563-873 | MCGREGOR | 1106 | — | — |
| 563-875 | DYERSVILLE | 1167 | — | Yes |
| 563-876 | EPWORTH | 1167 | — | Yes |
| 563-877 | EARLVILLE | 965H | 2020-07-21 | Yes |
| 563-879 | BERNARD | 1110 | — | — |
| 563-880 | MCGREGOR | 6266 | — | Yes |
| 563-883 | SO HARMONY | 1404 | — | — |
| 563-884 | DAVENPORT | 9631 | — | — |
| 563-886 | TIPTON | 1170 | — | Yes |
| 563-888 | DAVENPORT | 9631 | — | Yes |
| 563-889 | TIPTON | 6529 | — | — |
| 563-890 | BENNETT | 4245 | — | — |
| 563-893 | BENNETT | 1170 | — | Yes |
| 563-895 | DAVENPORT | 506J | 2020-10-23 | Yes |
| 563-900 | DAVENPORT | 965H | 2019-12-23 | Yes |
| 563-911 | XXXXXXXXXX | MULT | — | — |
| 563-920 | MANCHESTER | 6266 | — | Yes |
| 563-921 | NEW VIENNA | 1167 | — | Yes |
| 563-922 | DELHI | 1167 | — | Yes |
| 563-923 | EARLVILLE | 1167 | — | Yes |
| 563-924 | LAMONT | 1167 | — | Yes |
| 563-925 | GREELEY | 1167 | — | Yes |
| 563-926 | HOPKINTON | 1167 | — | Yes |
| 563-927 | MANCHESTER | 1167 | — | Yes |
| 563-928 | EDGEWOOD | 1167 | — | Yes |
| 563-929 | MANCHESTER | 6570 | 2003-07-14 | Yes |
| 563-932 | RYAN | 1167 | — | Yes |
| 563-933 | STRAWBRYPT | 1167 | — | Yes |
| 563-934 | MILES | 751F | 2007-03-16 | Yes |
| 563-940 | DAVENPORT | 6570 | — | — |
| 563-941 | LOWDEN | 4245 | — | — |
| 563-942 | STANWOOD | 4796 | — | — |
| 563-944 | LOWDEN | 1170 | — | Yes |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.