All assignees
800 prefixes in 512 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 512-900 | AUSTIN | 6114 | 2010-12-02 | Yes |
| 512-901 | AUSTIN | 7516 | — | — |
| 512-902 | AUSTIN | 6534 | 2006-09-22 | Yes |
| 512-903 | AUSTIN | 6529 | 2007-11-06 | Yes |
| 512-904 | AUSTIN | 7516 | 2006-08-22 | Yes |
| 512-905 | AUSTIN | 6529 | 2005-04-21 | Yes |
| 512-906 | AUSTIN | 6506 | 2006-08-25 | Yes |
| 512-907 | AUSTIN | 9533 | — | — |
| 512-908 | AUSTIN | 9533 | — | — |
| 512-909 | AUSTIN | 6529 | 2007-07-13 | Yes |
| 512-910 | AUSTIN | 5562 | 2012-09-06 | Yes |
| 512-911 | XXXXXXXXXX | MULT | — | — |
| 512-912 | AUSTIN | 9533 | — | Yes |
| 512-913 | AUSTIN | 6534 | — | — |
| 512-914 | AUSTIN | 6534 | — | — |
| 512-915 | AUSTIN | 6534 | 2014-10-21 | Yes |
| 512-916 | AUSTIN | 9533 | — | — |
| 512-917 | AUSTIN | 6534 | — | — |
| 512-918 | AUSTIN | 9533 | — | — |
| 512-919 | AUSTIN | 9533 | — | Yes |
| 512-920 | AUSTIN | 551G | 2012-10-17 | Yes |
| 512-921 | AUSTIN | 6534 | — | Yes |
| 512-922 | AUSTIN | 6534 | — | — |
| 512-923 | AUSTIN | 6534 | — | — |
| 512-924 | AUSTIN | 6534 | — | — |
| 512-925 | AUSTIN | 6534 | — | — |
| 512-926 | AUSTIN | 9533 | — | — |
| 512-927 | AUSTIN | 9533 | — | Yes |
| 512-928 | AUSTIN | 9533 | — | — |
| 512-929 | AUSTIN | 9533 | — | — |
| 512-930 | GEORGETOWN | 4344 | — | — |
| 512-931 | GEORGETOWN | 4344 | — | Yes |
| 512-932 | KEMPNER | 2114 | — | Yes |
| 512-933 | AUSTIN | 9533 | — | — |
| 512-934 | AUSTIN | 9533 | — | Yes |
| 512-935 | AUSTIN | 6630 | — | — |
| 512-936 | AUSTIN | 9533 | — | — |
| 512-937 | AUSTIN | 6506 | 2012-10-22 | Yes |
| 512-938 | SAN MARCOS | 7670 | 2007-05-02 | Yes |
| 512-939 | AUSTIN | 6534 | 2006-09-22 | Yes |
| 512-940 | AUSTIN | 6534 | — | — |
| 512-941 | AUSTIN | 9533 | — | — |
| 512-942 | GEORGETOWN | 4344 | — | Yes |
| 512-943 | GEORGETOWN | 4344 | — | Yes |
| 512-944 | AUSTIN | 6534 | — | — |
| 512-945 | AUSTIN | 6534 | 2006-04-17 | Yes |
| 512-946 | AUSTIN | 7516 | 2007-12-18 | Yes |
| 512-947 | AUSTIN | 6529 | — | — |
| 512-948 | GEORGETOWN | 4344 | — | Yes |
| 512-949 | AUSTIN | 6534 | 2008-01-25 | Yes |
| 512-950 | — | — | ||
| 512-951 | XXXXXXXXXX | 9533 | — | — |
| 512-952 | AUSTIN | 7249 | 2012-11-16 | Yes |
| 512-953 | AUSTIN | 793K | — | Yes |
| 512-954 | AUSTIN | 7138 | 2012-12-27 | Yes |
| 512-955 | TAYLOR | 903C | — | Yes |
| 512-956 | AUSTIN | 004F | — | Yes |
| 512-957 | PAIGE | 004F | 2014-04-17 | Yes |
| 512-958 | — | — | ||
| 512-959 | — | — | ||
| 512-960 | AUSTIN | 6534 | 2014-02-28 | Yes |
| 512-961 | AUSTIN | 6529 | 2006-06-20 | Yes |
| 512-962 | AUSTIN | 6506 | 2013-06-28 | Yes |
| 512-963 | AUSTIN | 6534 | — | — |
| 512-964 | AUSTIN | 6534 | — | — |
| 512-965 | AUSTIN | 6534 | — | — |
| 512-966 | GEORGETOWN | 6534 | — | Yes |
| 512-967 | KEMPNER | 177F | 2014-04-11 | Yes |
| 512-968 | AUSTIN | 6534 | — | Yes |
| 512-969 | AUSTIN | 612K | 2014-02-03 | Yes |
| 512-970 | AUSTIN | 6534 | — | — |
| 512-971 | AUSTIN | 6534 | — | — |
| 512-972 | AUSTIN | 9533 | — | Yes |
| 512-973 | AUSTIN | 9533 | — | — |
| 512-974 | AUSTIN | 9533 | — | — |
| 512-975 | AUSTIN | 6534 | 2014-11-25 | Yes |
| 512-976 | — | — | ||
| 512-977 | AUSTIN | 9533 | — | Yes |
| 512-978 | AUSTIN | 9533 | — | Yes |
| 512-979 | AUSTIN | 6534 | 2023-08-15 | Yes |
| 512-980 | MCDADE | 073H | — | Yes |
| 512-981 | AUSTIN | 6534 | 2008-03-26 | Yes |
| 512-982 | AUSTIN | 7138 | 2013-11-12 | Yes |
| 512-983 | AUSTIN | 6534 | 2006-01-10 | Yes |
| 512-984 | AUSTIN | 9533 | — | — |
| 512-985 | BASTROP | 793K | — | Yes |
| 512-986 | LEANDER | 6529 | — | Yes |
| 512-987 | AUSTIN | 6506 | 2013-06-28 | Yes |
| 512-988 | BASTROP | 6534 | — | Yes |
| 512-989 | AUSTIN | 9533 | — | — |
| 512-990 | AUSTIN | 9533 | — | — |
| 512-991 | LOMETA | 903C | 2013-02-14 | Yes |
| 512-992 | AUSTIN | 6534 | 2006-08-02 | Yes |
| 512-993 | AUSTIN | 6506 | 2012-11-27 | Yes |
| 512-994 | AUSTIN | 6534 | 2011-01-18 | Yes |
| 512-995 | LOCKHART | 6534 | — | Yes |
| 512-996 | AUSTIN | 9533 | — | Yes |
| 512-997 | AUSTIN | 9533 | — | Yes |
| 512-998 | AUSTIN | 6529 | 2012-11-21 | Yes |
| 512-999 | BASTROP | 139F | 2008-06-25 | 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.