SOUTHWESTERN BELL
277 prefixes in 214 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 214-780 | DALLAS | 9533 | 2001-04-24 | Yes |
| 214-782 | DALLAS | 9533 | — | Yes |
| 214-787 | GRANDPRARI | 9533 | — | — |
| 214-792 | DALLAS | 9533 | — | Yes |
| 214-800 | DALLAS | 9533 | — | Yes |
| 214-806 | GRANDPRARI | 9533 | — | — |
| 214-812 | DALLAS | 9533 | — | Yes |
| 214-815 | DALLAS | 9533 | — | Yes |
| 214-818 | DALLAS | 9533 | — | — |
| 214-819 | DALLAS | 9533 | — | — |
| 214-820 | DALLAS | 9533 | — | — |
| 214-821 | DALLAS | 9533 | — | — |
| 214-823 | DALLAS | 9533 | — | — |
| 214-824 | DALLAS | 9533 | — | — |
| 214-826 | DALLAS | 9533 | — | — |
| 214-827 | DALLAS | 9533 | — | — |
| 214-828 | DALLAS | 9533 | — | Yes |
| 214-840 | DALLAS | 9533 | — | Yes |
| 214-841 | DALLAS | 9533 | — | — |
| 214-845 | DALLAS | 9533 | — | Yes |
| 214-849 | DALLAS | 9533 | — | — |
| 214-853 | DALLAS | 9533 | — | Yes |
| 214-854 | DALLAS | 9533 | — | Yes |
| 214-855 | DALLAS | 9533 | — | — |
| 214-857 | DALLAS | 9533 | — | Yes |
| 214-858 | DALLAS | 9533 | — | — |
| 214-859 | DALLAS | 9533 | — | Yes |
| 214-860 | DALLAS | 9533 | — | Yes |
| 214-861 | DALLAS | 9533 | — | Yes |
| 214-863 | DALLAS | 9533 | — | Yes |
| 214-865 | DALLAS | 9533 | 2011-09-16 | Yes |
| 214-866 | DALLAS | 9533 | 2001-04-24 | Yes |
| 214-867 | DALLAS | 9533 | 2002-06-11 | — |
| 214-871 | DALLAS | 9533 | — | — |
| 214-872 | FRISCO | 9533 | 2007-03-13 | Yes |
| 214-874 | DALLAS | 9533 | — | Yes |
| 214-875 | DALLAS | 9533 | — | Yes |
| 214-879 | DALLAS | 9533 | — | — |
| 214-880 | DALLAS | 9533 | — | — |
| 214-887 | DALLAS | 9533 | — | — |
| 214-890 | DALLAS | 9533 | — | — |
| 214-891 | DALLAS | 9533 | — | — |
| 214-902 | DALLAS | 9533 | — | — |
| 214-904 | DALLAS | 9533 | — | — |
| 214-905 | DALLAS | 9533 | — | — |
| 214-915 | DALLAS | 9533 | — | Yes |
| 214-916 | DALLAS | 9533 | — | Yes |
| 214-917 | DALLAS | 9533 | — | — |
| 214-920 | DALLAS | 9533 | — | — |
| 214-922 | DALLAS | 9533 | — | — |
| 214-928 | DALLAS | 9533 | — | Yes |
| 214-933 | DALLAS | 9533 | 2009-11-25 | Yes |
| 214-936 | XXXXXXXXXX | 9533 | — | — |
| 214-939 | DALLAS | 9533 | — | Yes |
| 214-941 | DALLAS | 9533 | — | — |
| 214-942 | DALLAS | 9533 | — | — |
| 214-943 | DALLAS | 9533 | — | — |
| 214-944 | DALLAS | 9533 | — | Yes |
| 214-946 | DALLAS | 9533 | — | Yes |
| 214-947 | DALLAS | 9533 | — | — |
| 214-948 | DALLAS | 9533 | — | — |
| 214-951 | DALLAS | 9533 | — | Yes |
| 214-953 | DALLAS | 9533 | — | — |
| 214-954 | DALLAS | 9533 | — | Yes |
| 214-955 | XXXXXXXXXX | 9533 | — | — |
| 214-956 | DALLAS | 9533 | — | — |
| 214-962 | DALLAS | 9533 | — | Yes |
| 214-965 | DALLAS | 9533 | — | — |
| 214-969 | DALLAS | 9533 | — | — |
| 214-977 | DALLAS | 9533 | — | — |
| 214-978 | DALLAS | 9533 | — | Yes |
| 214-979 | DALLAS | 9533 | — | — |
| 214-981 | DALLAS | 9533 | — | Yes |
| 214-987 | DALLAS | 9533 | — | — |
| 214-989 | DALLAS | 9533 | — | Yes |
| 214-990 | XXXXXXXXXX | 9533 | — | — |
| 214-999 | DALLAS | 9533 | — | — |
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.