All assignees
800 prefixes in 323 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 323-800 | LSAN DA 05 | 649C | — | Yes |
| 323-801 | LSAN DA 13 | 7240 | 2001-05-10 | Yes |
| 323-802 | LSAN DA 14 | 7240 | 2001-05-10 | Yes |
| 323-803 | MONTEBELLO | 7240 | 2001-05-10 | Yes |
| 323-804 | LSAN DA 14 | 6006 | — | — |
| 323-805 | LSAN DA 02 | 7229 | — | Yes |
| 323-806 | LSAN DA 14 | 6006 | — | — |
| 323-807 | LSAN DA 06 | 6006 | 2001-06-26 | — |
| 323-808 | LSAN DA 14 | 9262 | — | — |
| 323-809 | LSAN DA 14 | 515J | — | Yes |
| 323-810 | LSAN DA 14 | 6006 | — | — |
| 323-811 | XXXXXXXXXX | MULT | — | — |
| 323-812 | LSAN DA 14 | 899D | 2008-03-11 | Yes |
| 323-813 | LSAN DA 08 | 671J | — | Yes |
| 323-814 | LSAN DA 09 | 981E | 2018-03-13 | Yes |
| 323-815 | LSAN DA 12 | 8826 | — | Yes |
| 323-816 | MONTEBELLO | 899D | — | Yes |
| 323-817 | LSAN DA 14 | 9740 | — | Yes |
| 323-818 | LSAN DA 03 | 981E | — | Yes |
| 323-819 | LSAN DA 14 | 6006 | — | — |
| 323-820 | LSAN DA 09 | 9740 | — | Yes |
| 323-821 | LSAN DA 14 | 6006 | — | — |
| 323-822 | LSAN DA 14 | 9740 | — | Yes |
| 323-823 | LSAN DA 14 | 6006 | — | — |
| 323-824 | LSAN DA 14 | 6529 | 2024-04-12 | Yes |
| 323-825 | LSAN DA 05 | 8826 | — | Yes |
| 323-826 | LSAN DA 06 | 9740 | — | Yes |
| 323-827 | MONTEBELLO | 899D | 2014-12-22 | Yes |
| 323-828 | LSAN DA 14 | 6006 | — | — |
| 323-829 | LSAN DA 14 | 6006 | — | — |
| 323-830 | LSAN DA 14 | 899D | 2008-03-11 | Yes |
| 323-831 | LSAN DA 05 | 6529 | 2016-10-18 | Yes |
| 323-832 | MONTEBELLO | 9740 | — | Yes |
| 323-833 | LSAN DA 09 | 899D | 2001-09-19 | Yes |
| 323-834 | LSAN DA 09 | 671J | — | Yes |
| 323-835 | LSAN DA 06 | 671J | — | Yes |
| 323-836 | LSAN DA 14 | 9740 | — | Yes |
| 323-837 | MONTEBELLO | 9740 | — | Yes |
| 323-838 | MONTEBELLO | 9740 | — | — |
| 323-839 | LSAN DA 14 | 899D | — | Yes |
| 323-840 | LSAN DA 11 | 6529 | 2015-08-26 | Yes |
| 323-841 | LSAN DA 09 | 6529 | 2001-09-19 | — |
| 323-842 | LSAN DA 03 | 6529 | 2002-05-17 | — |
| 323-843 | LSAN DA 05 | 649C | — | Yes |
| 323-844 | LSAN DA 08 | 8826 | — | Yes |
| 323-845 | LSAN DA 14 | 9740 | — | Yes |
| 323-846 | LSAN DA 08 | 9740 | — | — |
| 323-847 | LSAN DA 13 | 6529 | 2015-03-09 | Yes |
| 323-848 | LSAN DA 14 | 9740 | — | Yes |
| 323-849 | LSAN DA 14 | 9740 | — | Yes |
| 323-850 | LSAN DA 14 | 9740 | — | — |
| 323-851 | LSAN DA 14 | 9740 | — | — |
| 323-852 | LSAN DA 13 | 9740 | — | Yes |
| 323-853 | MONTEBELLO | 373F | 2016-11-18 | Yes |
| 323-854 | LSAN DA 14 | 6006 | — | — |
| 323-855 | LSAN DA 12 | 6529 | — | Yes |
| 323-856 | LSAN DA 14 | 9740 | — | Yes |
| 323-857 | LSAN DA 13 | 9740 | — | — |
| 323-858 | LSAN DA 03 | 6630 | — | — |
| 323-859 | LSAN DA 05 | 671J | — | Yes |
| 323-860 | LSAN DA 14 | 9740 | — | — |
| 323-861 | LSAN DA 09 | 6529 | 2006-02-22 | Yes |
| 323-862 | LSAN DA 14 | 9740 | — | — |
| 323-863 | LSAN DA 05 | 8826 | — | Yes |
| 323-864 | LSAN DA 12 | 6529 | — | Yes |
| 323-865 | LSAN DA 04 | 7534 | — | Yes |
| 323-866 | LSAN DA 13 | 9740 | — | Yes |
| 323-867 | MONTEBELLO | 899D | — | Yes |
| 323-868 | LSAN DA 14 | 6010 | — | — |
| 323-869 | MONTEBELLO | 9740 | — | — |
| 323-870 | LSAN DA 11 | 9740 | — | Yes |
| 323-871 | LSAN DA 14 | 9740 | — | — |
| 323-872 | LSAN DA 14 | 9740 | — | Yes |
| 323-873 | LSAN DA 14 | 9740 | — | Yes |
| 323-874 | LSAN DA 14 | 9740 | — | — |
| 323-875 | LSAN DA 14 | 9740 | — | Yes |
| 323-876 | LSAN DA 14 | 9740 | — | — |
| 323-877 | LSAN DA 14 | 9740 | — | Yes |
| 323-878 | LSAN DA 14 | 9740 | — | — |
| 323-879 | LSAN DA 13 | 9740 | — | Yes |
| 323-880 | LSAN DA 09 | 6529 | 2017-04-07 | Yes |
| 323-881 | LSAN DA 05 | 9740 | — | — |
| 323-882 | LSAN DA 14 | 9740 | — | — |
| 323-883 | LSAN DA 14 | 9740 | — | — |
| 323-884 | MONTEBELLO | 899D | 2014-10-14 | Yes |
| 323-885 | LSAN DA 03 | 9262 | — | Yes |
| 323-886 | LSAN DA 06 | 981E | 2014-10-30 | Yes |
| 323-887 | MONTEBELLO | 9740 | — | — |
| 323-888 | MONTEBELLO | 9740 | — | — |
| 323-889 | MONTEBELLO | 9740 | — | Yes |
| 323-890 | MONTEBELLO | 9740 | — | Yes |
| 323-891 | LSAN DA 14 | 899D | 2014-12-23 | Yes |
| 323-892 | LSAN DA 03 | 6529 | 2006-10-04 | Yes |
| 323-893 | MONTEBELLO | 6010 | 2001-04-23 | — |
| 323-894 | LSAN DA 06 | 649C | 2014-11-24 | Yes |
| 323-895 | MONTEBELLO | 6010 | 2008-03-28 | Yes |
| 323-896 | LSAN DA 14 | 6006 | — | — |
| 323-897 | LSAN DA 08 | 981E | 2015-07-02 | Yes |
| 323-898 | LSAN DA 14 | 9740 | — | Yes |
| 323-899 | LSAN DA 13 | 6529 | 2002-05-17 | — |
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.