All assignees
799 prefixes in 917 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 917-801 | NWYRCYZN03 | 612K | 2013-03-25 | Yes |
| 917-802 | NWYRCYZN01 | 6630 | — | — |
| 917-803 | NWYRCYZN06 | 4036 | — | — |
| 917-804 | NWYRCYZN01 | 6622 | — | Yes |
| 917-805 | NWYRCYZN01 | 6622 | — | Yes |
| 917-806 | NWYRCYZN01 | 6622 | — | Yes |
| 917-807 | NWYRCYZN01 | 6622 | — | Yes |
| 917-808 | NWYRCYZN07 | 5562 | 2012-03-02 | Yes |
| 917-809 | NWYRCYZN03 | 6959 | 2013-05-24 | Yes |
| 917-810 | NWYRCYZN07 | 997E | 2016-06-22 | Yes |
| 917-811 | XXXXXXXXXX | MULT | — | — |
| 917-812 | NWYRCYZN01 | 6630 | — | — |
| 917-813 | NWYRCYZN04 | 4036 | 2021-12-10 | Yes |
| 917-814 | NWYRCYZN01 | 384C | 2022-07-26 | Yes |
| 917-815 | NWYRCYZN01 | 6622 | — | — |
| 917-816 | NWYRCYZN01 | 6959 | — | — |
| 917-817 | NWYRCYZN01 | 6959 | — | — |
| 917-818 | NWYRCYZN06 | 6622 | 2013-01-15 | Yes |
| 917-819 | NWYRCYZN03 | 612K | 2012-03-22 | Yes |
| 917-820 | NWYRCYZN01 | 6630 | — | — |
| 917-821 | NWYRCYZN01 | 4036 | — | — |
| 917-822 | NWYRCYZN01 | 4036 | — | — |
| 917-823 | NWYRCYZN01 | 6630 | — | — |
| 917-824 | NWYRCYZN01 | 6630 | — | — |
| 917-825 | NWYRCYZN01 | 4036 | — | — |
| 917-826 | NWYRCYZN01 | 4036 | — | — |
| 917-827 | NWYRCYZN01 | 9748 | — | — |
| 917-828 | NWYRCYZN01 | 6959 | — | Yes |
| 917-829 | NWYRCYZN14 | 6959 | 2008-05-12 | Yes |
| 917-830 | NWYRCYZN14 | 793K | 2011-04-01 | Yes |
| 917-831 | NWYRCYZN14 | 6959 | 2011-11-11 | Yes |
| 917-832 | NWYRCYZN08 | 6959 | 2008-05-12 | Yes |
| 917-833 | NWYRCYZN10 | 4036 | — | — |
| 917-834 | NWYRCYZN10 | 4036 | — | — |
| 917-835 | NWYRCYZN01 | 6800 | — | — |
| 917-836 | NWYRCYZN01 | 6959 | — | — |
| 917-837 | NWYRCYZN01 | 6959 | — | — |
| 917-838 | NWYRCYZN01 | 6959 | — | — |
| 917-839 | NWYRCYZN07 | 9104 | — | — |
| 917-840 | NWYRCYZN08 | 6630 | — | — |
| 917-841 | NWYRCYZN01 | 6959 | — | — |
| 917-842 | NWYRCYZN01 | 6959 | — | — |
| 917-843 | NWYRCYZN01 | 6959 | — | — |
| 917-844 | NWYRCYZN01 | 6630 | — | — |
| 917-845 | NWYRCYZN01 | 6630 | — | — |
| 917-846 | NWYRCYZN01 | 6959 | — | — |
| 917-847 | NWYRCYZN01 | 4036 | — | — |
| 917-848 | NWYRCYZN01 | 6959 | — | — |
| 917-849 | NWYRCYZN01 | 9104 | — | Yes |
| 917-850 | NWYRCYZN01 | 6630 | — | — |
| 917-851 | NWYRCYZN01 | 6630 | — | — |
| 917-852 | NWYRCYZN09 | 384C | 2025-05-12 | Yes |
| 917-853 | NWYRCYZN10 | 4036 | — | — |
| 917-854 | NWYRCYZN10 | 4036 | — | — |
| 917-855 | NWYRCYZN01 | 4036 | — | — |
| 917-856 | NWYRCYZN01 | 4036 | — | — |
| 917-857 | NWYRCYZN01 | 6630 | — | — |
| 917-858 | NWYRCYZN01 | 6622 | — | Yes |
| 917-859 | NWYRCYZN01 | 4036 | — | — |
| 917-860 | NWYRCYZN01 | 4036 | — | — |
| 917-861 | NWYRCYZN01 | 4036 | — | — |
| 917-862 | NWYRCYZN10 | 4036 | — | — |
| 917-863 | NWYRCYZN10 | 4036 | — | — |
| 917-864 | NWYRCYZN10 | 4036 | — | — |
| 917-865 | NWYRCYZN06 | 4036 | — | — |
| 917-866 | NWYRCYZN06 | 6630 | — | — |
| 917-867 | NWYRCYZN06 | 6630 | — | — |
| 917-868 | NWYRCYZN10 | 4036 | — | — |
| 917-869 | NWYRCYZN06 | 6630 | — | — |
| 917-870 | NWYRCYZN03 | 5562 | 2011-12-13 | Yes |
| 917-871 | NWYRCYZN01 | 6630 | — | — |
| 917-872 | NWYRCYZN06 | 6630 | — | — |
| 917-873 | NWYRCYZN06 | 4036 | — | — |
| 917-874 | NWYRCYZN01 | 6630 | — | — |
| 917-875 | NWYRCYZN01 | 6630 | — | — |
| 917-876 | NWYRCYZN01 | 6630 | — | — |
| 917-877 | NWYRCYZN09 | 384C | 2013-06-24 | Yes |
| 917-878 | NWYRCYZN13 | 977K | 2025-12-22 | Yes |
| 917-879 | NWYRCYZN06 | 6630 | — | — |
| 917-880 | NWYRCYZN01 | 6959 | — | — |
| 917-881 | NWYRCYZN01 | 6959 | — | — |
| 917-882 | NWYRCYZN01 | 6959 | — | — |
| 917-883 | NWYRCYZN01 | 6630 | — | — |
| 917-884 | NWYRCYZN01 | 6630 | — | — |
| 917-885 | NWYRCYZN01 | 6959 | — | — |
| 917-886 | NWYRCYZN01 | 6959 | — | — |
| 917-887 | NWYRCYZN01 | 6959 | — | — |
| 917-888 | NWYRCYZN11 | 0059 | — | — |
| 917-889 | NWYRCYZN03 | 5562 | — | Yes |
| 917-890 | NWYRCYZN01 | 6959 | 2017-10-02 | Yes |
| 917-891 | NWYRCYZN03 | 6959 | 2012-04-09 | Yes |
| 917-892 | NWYRCYZN01 | 6622 | 2001-07-19 | — |
| 917-893 | NWYRCYZN06 | 612K | 2013-02-21 | Yes |
| 917-894 | NWYRCYZN06 | 6630 | — | — |
| 917-895 | NWYRCYZN11 | 6630 | — | — |
| 917-896 | NWYRCYZN11 | 6630 | — | — |
| 917-897 | NWYRCYZN01 | 6630 | — | — |
| 917-898 | NWYRCYZN01 | 6630 | — | — |
| 917-899 | NWYRCYZN01 | 6630 | — | — |
| 917-900 | NWYRCYZN01 | 384C | 2015-03-23 | 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.