All assignees
797 prefixes in 559 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 559-902 | SANGER | 624H | 2021-11-17 | Yes |
| 559-903 | FRESNO | 6006 | — | — |
| 559-904 | LEMOORE | 6010 | 2001-03-01 | Yes |
| 559-905 | FRESNO | 6010 | — | — |
| 559-906 | FRESNO | 6010 | — | — |
| 559-907 | FRESNO | 6006 | — | — |
| 559-908 | FRESNO | 6006 | — | — |
| 559-909 | VISALIA | 6006 | — | Yes |
| 559-910 | GRANTGROVE | 649C | 2021-04-01 | Yes |
| 559-911 | XXXXXXXXXX | MULT | — | — |
| 559-912 | FRESNO | 7145 | 2024-06-12 | Yes |
| 559-913 | VISALIA | 6529 | 2024-08-20 | Yes |
| 559-914 | CLOVIS | 6529 | 2024-08-20 | Yes |
| 559-915 | MADERA | 6010 | 2024-08-27 | Yes |
| 559-916 | FRESNO | 6010 | — | Yes |
| 559-917 | FRESNO | 6010 | — | — |
| 559-918 | FRESNO | 6010 | 2024-09-17 | Yes |
| 559-919 | FRESNO | 616J | 2024-09-20 | Yes |
| 559-920 | PORTERVL | 6006 | — | Yes |
| 559-921 | LATON | 981E | — | Yes |
| 559-922 | LATON | 9740 | — | Yes |
| 559-923 | LATON | 9740 | — | Yes |
| 559-924 | LEMOORE | 9740 | — | — |
| 559-925 | LEMOORE | 9740 | — | Yes |
| 559-926 | FOWLER | 6010 | 2024-11-12 | Yes |
| 559-927 | STRATFORD | 7718 | — | Yes |
| 559-928 | FRESNO | 478J | 2024-11-13 | Yes |
| 559-929 | HANFORD | 516J | 2022-02-18 | Yes |
| 559-930 | FRESNO | 6010 | — | — |
| 559-931 | VISALIA | 981E | 2015-05-13 | Yes |
| 559-932 | VISALIA | 6010 | 2024-12-30 | Yes |
| 559-933 | FIREBAUGH | 516J | — | Yes |
| 559-934 | COALINGA | 9740 | — | Yes |
| 559-935 | COALINGA | 9740 | — | — |
| 559-936 | VISALIA | 6010 | — | Yes |
| 559-937 | REEDLEY | 624H | 2025-01-02 | Yes |
| 559-938 | CLOVIS | 6006 | 2025-02-13 | Yes |
| 559-939 | FRESNO | 516J | 2022-02-24 | Yes |
| 559-940 | CLOVIS | 6529 | 2002-09-19 | Yes |
| 559-941 | FRESNO | 6006 | 2025-03-12 | Yes |
| 559-942 | CARUTHERS | 6529 | 2002-09-19 | Yes |
| 559-943 | DEL REY | 7262 | — | Yes |
| 559-944 | FRESNO | 965H | 2021-07-13 | Yes |
| 559-945 | HURON | 9740 | — | Yes |
| 559-946 | VISALIA | 965H | 2021-03-05 | Yes |
| 559-947 | STRATFORD | 9740 | — | Yes |
| 559-948 | COARSEGOLD | 6006 | 2025-03-12 | Yes |
| 559-949 | ALPAUGH | 4420 | — | Yes |
| 559-950 | — | — | ||
| 559-951 | FRESNO | 208K | 2025-03-19 | Yes |
| 559-952 | PARLIER | 373F | 2025-03-20 | Yes |
| 559-953 | TERRABELLA | 6006 | 2025-04-11 | Yes |
| 559-954 | EXETER | 649C | 2022-11-17 | Yes |
| 559-955 | TIVYVALLEY | 965H | 2020-07-10 | Yes |
| 559-956 | KERMAN | 6010 | 2025-06-05 | Yes |
| 559-957 | TIVYVALLEY | 6010 | 2025-06-05 | Yes |
| 559-958 | — | — | ||
| 559-959 | — | — | ||
| 559-960 | FRESNO | 6006 | — | — |
| 559-961 | COALINGA | 649C | — | Yes |
| 559-962 | FRESNO | 700J | 2025-07-30 | Yes |
| 559-963 | LATON | 649C | — | Yes |
| 559-964 | LATON | 321J | — | Yes |
| 559-965 | FRESNO | 6010 | 2025-08-20 | Yes |
| 559-966 | SPRINGVL | 965H | 2021-04-16 | Yes |
| 559-967 | VISALIA | 6006 | — | — |
| 559-968 | CLOVIS | 6529 | 2025-08-22 | Yes |
| 559-969 | FRESNO | 6010 | 2026-01-30 | Yes |
| 559-970 | FRESNO | 6006 | — | — |
| 559-972 | VISALIA | 6006 | — | — |
| 559-973 | FRESNO | 6006 | 2026-04-24 | Yes |
| 559-974 | FRESNO | 6006 | — | — |
| 559-975 | MADERA | 6010 | — | Yes |
| 559-976 | — | — | ||
| 559-977 | FRESNO | 6006 | — | — |
| 559-978 | FRESNO | 6006 | — | Yes |
| 559-979 | VISALIA | 321J | 2026-09-14 | Yes |
| 559-980 | FRESNO | 193E | 2026-05-20 | Yes |
| 559-981 | FRESNO | 6006 | — | Yes |
| 559-982 | PORTERVL | 981E | 2026-05-11 | Yes |
| 559-983 | DINUBA | 981E | 2026-05-08 | Yes |
| 559-984 | TULARE | 981E | 2026-05-07 | Yes |
| 559-985 | MADERA | 6010 | 2026-04-29 | Yes |
| 559-986 | FRESNO | 981E | 2026-04-02 | Yes |
| 559-987 | FRESNO | 649C | 2026-01-13 | Yes |
| 559-988 | — | — | ||
| 559-989 | VISALIA | 6010 | 2025-12-18 | Yes |
| 559-990 | SANGER | 622J | 2021-09-24 | Yes |
| 559-991 | TULARE | 6010 | — | Yes |
| 559-992 | CORCORAN | 4420 | — | Yes |
| 559-993 | VISALIA | 516J | 2022-03-02 | Yes |
| 559-994 | FRESNO | 5562 | — | Yes |
| 559-995 | DEL REY | 939H | 2022-10-25 | Yes |
| 559-996 | CORCORAN | 516J | 2022-02-18 | Yes |
| 559-997 | LEMOORE | 9740 | — | Yes |
| 559-998 | LEMOORE | 9740 | — | Yes |
| 559-999 | FRESNO | 6006 | — | — |
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.