All assignees
609 prefixes in 224 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 224-711 | XXXXXXXXXX | MULT | — | — |
| 224-713 | ALGONQUIN | 6529 | 2014-06-11 | Yes |
| 224-714 | EVANSTON | 318J | 2014-10-27 | Yes |
| 224-715 | LIBERTYVL | 6529 | 2002-06-19 | — |
| 224-716 | ALGONQUIN | 6529 | 2015-02-20 | Yes |
| 224-717 | ZION | 6529 | 2002-10-18 | Yes |
| 224-722 | ELK GROVE | 965H | 2020-07-13 | Yes |
| 224-723 | NORTHBROOK | 6333 | 2006-12-21 | Yes |
| 224-724 | SKOKIE | 7136 | 2016-04-20 | Yes |
| 224-725 | DESPLAINES | 6333 | 2008-09-16 | Yes |
| 224-727 | DEERFIELD | 6529 | 2014-11-06 | Yes |
| 224-730 | ZION | 6529 | 2002-08-30 | Yes |
| 224-732 | WAUCONDA | 508J | 2014-06-18 | Yes |
| 224-733 | WAUKEGAN | 6529 | 2011-03-03 | Yes |
| 224-735 | ARLIGTNHTS | 516C | 2006-01-18 | Yes |
| 224-737 | HALF DAY | 7229 | 2009-10-02 | Yes |
| 224-742 | HALF DAY | 516J | 2022-01-13 | Yes |
| 224-744 | FRANKLINPK | 965H | 2020-07-14 | Yes |
| 224-747 | HAMPSHIRE | 224C | 2016-03-24 | Yes |
| 224-754 | HIGHLANDPK | 6333 | 2016-06-21 | Yes |
| 224-757 | ROUND LAKE | 318J | 2005-02-28 | Yes |
| 224-758 | ELK GROVE | 965H | 2019-10-17 | Yes |
| 224-760 | ELGIN | 6333 | 2014-08-26 | Yes |
| 224-762 | ELGIN | 5562 | 2016-07-18 | Yes |
| 224-763 | NORTHBROOK | 6534 | 2016-07-21 | Yes |
| 224-764 | ARLIGTNHTS | 8702 | 2007-07-12 | Yes |
| 224-765 | HIGHLANDPK | 9329 | — | Yes |
| 224-766 | GLENVIEW | 6529 | 2001-11-13 | Yes |
| 224-768 | LAKEFOREST | 516J | 2022-01-06 | Yes |
| 224-769 | ELGIN | 6333 | 2016-07-21 | Yes |
| 224-770 | BARRINGTON | 6529 | 2005-12-06 | Yes |
| 224-772 | WAUKEGAN | 9329 | 2002-09-23 | Yes |
| 224-774 | ZION | 6529 | 2014-01-28 | Yes |
| 224-775 | DESPLAINES | 6333 | 2016-02-17 | Yes |
| 224-777 | HAMPSHIRE | 829J | 2009-11-03 | Yes |
| 224-778 | MUNDELEIN | 6115 | 2005-03-11 | Yes |
| 224-781 | FRANKLINPK | 829J | 2016-03-30 | Yes |
| 224-783 | ELGIN | 9329 | 2009-04-28 | Yes |
| 224-786 | HIGHLANDPK | 965H | 2020-08-06 | Yes |
| 224-788 | ANTIOCH | 6115 | 2006-10-09 | Yes |
| 224-789 | ZION | 6529 | 2006-09-20 | Yes |
| 224-795 | ARLIGTNHTS | 6529 | 2007-09-28 | Yes |
| 224-799 | NORTHBROOK | 965H | 2020-11-27 | Yes |
| 224-800 | ARLIGTNHTS | 6529 | 2011-03-03 | Yes |
| 224-801 | PALATINE | 508J | 2013-06-07 | Yes |
| 224-802 | DUNDEE | 508J | 2013-06-07 | Yes |
| 224-803 | NORTHBROOK | 6529 | 2012-01-23 | Yes |
| 224-804 | DEERFIELD | 984E | 2013-06-12 | Yes |
| 224-805 | ARLIGTNHTS | 6529 | 2002-10-18 | Yes |
| 224-806 | ELGIN | 6529 | 2013-06-13 | Yes |
| 224-808 | NORTHBROOK | 6534 | 2015-06-19 | Yes |
| 224-809 | DESPLAINES | 5562 | 2021-10-07 | Yes |
| 224-811 | XXXXXXXXXX | MULT | — | — |
| 224-813 | DEERFIELD | 508J | 2013-06-04 | Yes |
| 224-814 | ROUND LAKE | 6529 | 2013-09-20 | Yes |
| 224-817 | ALGONQUIN | 6529 | 2014-06-11 | Yes |
| 224-818 | ROUND LAKE | 6529 | 2014-07-16 | Yes |
| 224-822 | ARLIGTNHTS | 965H | 2021-01-04 | Yes |
| 224-828 | ELGIN | 6333 | 2009-07-15 | Yes |
| 224-829 | ALGONQUIN | 6534 | 2009-01-09 | Yes |
| 224-830 | ARLIGTNHTS | 6529 | 2014-07-25 | Yes |
| 224-833 | ELGIN | 965H | 2021-10-27 | Yes |
| 224-836 | PALATINE | 9329 | 2002-02-26 | Yes |
| 224-837 | GLENCOE | 516J | 2022-02-23 | Yes |
| 224-840 | ELGIN | 224C | 2021-03-30 | Yes |
| 224-842 | LIBERTYVL | 965H | 2019-10-11 | Yes |
| 224-844 | ARLIGTNHTS | 965H | 2021-10-27 | Yes |
| 224-847 | — | — | ||
| 224-848 | BARRINGTON | 6529 | 2005-06-30 | Yes |
| 224-850 | CARY | 624H | 2021-03-30 | Yes |
| 224-855 | ARLIGTNHTS | 6534 | 2009-10-07 | Yes |
| 224-856 | ELGIN | 6529 | 2006-12-21 | Yes |
| 224-857 | ARLIGTNHTS | 6534 | 2015-06-23 | Yes |
| 224-858 | HUNTLEY | 516C | 2006-11-14 | Yes |
| 224-864 | MUNDELEIN | 063E | 2013-04-10 | Yes |
| 224-866 | DESPLAINES | 965H | 2021-10-25 | Yes |
| 224-875 | ELK GROVE | 6529 | 2002-09-25 | Yes |
| 224-877 | ELK GROVE | 224C | 2016-02-02 | Yes |
| 224-880 | LAKEFOREST | 9329 | 2011-05-23 | Yes |
| 224-888 | CARY | 6115 | 2010-08-03 | Yes |
| 224-899 | WHEELING | 965H | 2020-07-14 | Yes |
| 224-900 | WHEELING | 6534 | 2011-03-22 | Yes |
| 224-901 | PISTAKHLDS | 063E | 2013-04-10 | Yes |
| 224-904 | NORTHBROOK | 6534 | 2016-03-24 | Yes |
| 224-908 | FOX LAKE | 318J | 2015-03-06 | Yes |
| 224-911 | XXXXXXXXXX | MULT | — | — |
| 224-922 | GLENCOE | 965H | 2020-07-14 | Yes |
| 224-927 | NORTHBROOK | 460K | 2006-09-26 | Yes |
| 224-931 | MUNDELEIN | 6534 | 2015-08-17 | Yes |
| 224-933 | ROUND LAKE | 965H | 2019-10-10 | Yes |
| 224-935 | SKOKIE | 6333 | 2009-06-04 | Yes |
| 224-938 | DESPLAINES | 6333 | — | Yes |
| 224-940 | DEERFIELD | 7229 | 2002-01-28 | — |
| 224-944 | WAUKEGAN | 5562 | 2006-07-13 | Yes |
| 224-946 | WAUKEGAN | 965H | 2020-06-08 | Yes |
| 224-948 | DEERFIELD | 7229 | 2001-11-28 | — |
| 224-950 | — | — | ||
| 224-955 | ROSELLE | 965H | 2020-07-14 | Yes |
| 224-958 | — | — | ||
| 224-959 | — | — |
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.