All assignees
779 prefixes in 318 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 318-909 | HAUGHTON | 829J | 2005-04-26 | Yes |
| 318-910 | OAK RIDGE | 516J | 2022-03-14 | Yes |
| 318-911 | XXXXXXXXXX | MULT | — | — |
| 318-913 | MANGHAM | 749E | 2022-11-22 | Yes |
| 318-914 | MONROE | 6214 | 2006-03-30 | Yes |
| 318-915 | BASTROP | 6916 | 2024-06-10 | Yes |
| 318-916 | MOORINGSPT | 829J | 2005-04-26 | Yes |
| 318-917 | MONROE | 153F | 2024-11-11 | Yes |
| 318-918 | SHREVEPORT | 6505 | 2007-06-18 | Yes |
| 318-919 | MARKSVILLE | 6916 | 2024-06-12 | Yes |
| 318-920 | HEBRON | 516J | 2022-03-09 | Yes |
| 318-921 | SHREVEPORT | 478J | 2025-01-22 | Yes |
| 318-922 | PLAUCHEVL | 0434 | — | Yes |
| 318-924 | BLANCHARD | 7488 | 2012-02-03 | Yes |
| 318-925 | KEITHVILLE | 9419 | — | — |
| 318-926 | EPPS | 9419 | — | Yes |
| 318-927 | HOMER | 9419 | — | — |
| 318-928 | LECOMPTE | 516J | 2022-02-28 | Yes |
| 318-929 | BLANCHARD | 9419 | — | Yes |
| 318-930 | MONROE | 6214 | 2025-04-18 | Yes |
| 318-931 | ROBELINE | 1762 | 2004-05-19 | Yes |
| 318-932 | COUSHATTA | 9419 | — | — |
| 318-933 | KEATCHIE | 9419 | — | Yes |
| 318-934 | SHREVEPORT | 9419 | 2001-05-11 | Yes |
| 318-935 | BENTON | 3232 | 2005-04-13 | Yes |
| 318-936 | BLANCHARD | 6214 | 2007-08-23 | Yes |
| 318-937 | GLENMORA | 516J | 2022-02-28 | Yes |
| 318-938 | GREENWOOD | 9419 | — | Yes |
| 318-939 | BIG CANE | 0434 | — | Yes |
| 318-940 | IDA | 516J | 2022-03-09 | Yes |
| 318-941 | SIMMESPORT | 0434 | — | Yes |
| 318-942 | CASTOR | 516J | 2022-01-27 | Yes |
| 318-943 | SIMMESPORT | 516J | 2022-02-22 | Yes |
| 318-944 | SHREVEPORT | 145J | 2022-05-13 | Yes |
| 318-946 | SHREVEPORT | 6214 | 2007-06-20 | Yes |
| 318-947 | MANSFIELD | 2896 | 2007-02-17 | Yes |
| 318-948 | MONROE | 6214 | 2025-03-10 | Yes |
| 318-949 | HAUGHTON | 9419 | — | — |
| 318-950 | — | — | ||
| 318-951 | NATCHITCHS | 6505 | — | Yes |
| 318-952 | MONROE | 6214 | 2026-02-12 | Yes |
| 318-953 | MONROE | 6505 | — | Yes |
| 318-955 | ALEXANDRIA | 6505 | — | Yes |
| 318-957 | RUSTON | 6505 | — | Yes |
| 318-958 | — | — | ||
| 318-959 | — | — | ||
| 318-960 | JONESVILLE | 516J | 2022-03-09 | Yes |
| 318-963 | SHREVEPORT | 6505 | — | Yes |
| 318-964 | MANSURA | 0434 | — | Yes |
| 318-965 | BENTON | 9419 | — | Yes |
| 318-966 | MONROE | 2896 | 2007-04-11 | Yes |
| 318-968 | RODESSA | 516J | 2022-02-22 | Yes |
| 318-969 | BOYCE | 6214 | — | Yes |
| 318-970 | XXXXXXXXXX | 9419 | — | — |
| 318-971 | XXXXXXXXXX | 9419 | — | — |
| 318-972 | XXXXXXXXXX | 9419 | — | — |
| 318-973 | GREENWOOD | 829J | 2005-02-16 | Yes |
| 318-974 | BASTROP | 6505 | 2004-02-24 | Yes |
| 318-975 | ZWOLLE | 624H | 2023-06-22 | Yes |
| 318-976 | — | — | ||
| 318-977 | MONROE | 965H | 2019-05-21 | Yes |
| 318-978 | RINGGOLD | 516J | 2022-03-22 | Yes |
| 318-979 | XXXXXXXXXX | 9419 | — | — |
| 318-980 | XXXXXXXXXX | 9419 | — | — |
| 318-982 | FARMERVL | 9419 | — | Yes |
| 318-983 | WINNFIELD | 624H | 2023-06-22 | Yes |
| 318-985 | MOREAUVL | 0434 | — | Yes |
| 318-986 | SOJCT CITY | 1727 | — | Yes |
| 318-987 | HAUGHTON | 9419 | — | Yes |
| 318-989 | ATHENS | 516J | 2022-03-09 | Yes |
| 318-990 | SHREVEPORT | 6214 | 2005-06-29 | Yes |
| 318-992 | JENA | 0434 | — | — |
| 318-993 | TULLOS | 516J | 2022-02-24 | Yes |
| 318-994 | SPRINGHILL | 0434 | — | — |
| 318-995 | OIL CITY | 9419 | — | Yes |
| 318-996 | MOORINGSPT | 9419 | — | Yes |
| 318-997 | BORDELONVL | 0434 | — | Yes |
| 318-998 | MONROE | 2896 | — | — |
| 318-999 | XXXXXXXXXX | 9419 | — | — |
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.