SOUTHWESTERN BELL
165 prefixes in 501 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 501-653 | BRYANTCGVL | 9533 | — | Yes |
| 501-660 | LITTLEROCK | 9533 | — | — |
| 501-661 | LITTLEROCK | 9533 | — | Yes |
| 501-663 | LITTLEROCK | 9533 | — | — |
| 501-664 | LITTLEROCK | 9533 | — | — |
| 501-666 | LITTLEROCK | 9533 | — | Yes |
| 501-669 | CLEVELAND | 9533 | — | Yes |
| 501-671 | LITTLEROCK | 9533 | — | — |
| 501-676 | LONOKE | 9533 | — | Yes |
| 501-683 | LITTLEROCK | 9533 | — | Yes |
| 501-686 | LITTLEROCK | 9533 | — | — |
| 501-688 | LITTLEROCK | 9533 | — | — |
| 501-701 | HOTSPRINGS | 9533 | — | Yes |
| 501-716 | LITTLEROCK | 9533 | — | Yes |
| 501-721 | XXXXXXXXXX | 9533 | — | — |
| 501-727 | MORRILTON | 9533 | — | Yes |
| 501-730 | CONWAY | 9533 | — | — |
| 501-753 | LITTLEROCK | 9533 | — | — |
| 501-758 | LITTLEROCK | 9533 | — | — |
| 501-760 | HOTSPRINGS | 9533 | — | Yes |
| 501-764 | CONWAY | 9533 | — | Yes |
| 501-767 | HOTSPRINGS | 9533 | — | — |
| 501-771 | LITTLEROCK | 9533 | — | Yes |
| 501-776 | BENTON | 9533 | — | — |
| 501-778 | BENTON | 9533 | — | — |
| 501-791 | LITTLEROCK | 9533 | — | Yes |
| 501-794 | BENTON | 9533 | — | Yes |
| 501-803 | PALARM | 9533 | — | Yes |
| 501-812 | LITTLEROCK | 9533 | — | Yes |
| 501-813 | LITTLEROCK | 9533 | — | Yes |
| 501-815 | JONESMILLS | 9533 | — | Yes |
| 501-819 | SYVNHLSHWD | 9533 | — | Yes |
| 501-821 | FERNDALE | 9533 | — | — |
| 501-825 | GREERSFRRY | 9533 | — | Yes |
| 501-833 | SYVNHLSHWD | 9533 | — | Yes |
| 501-834 | SYVNHLSHWD | 9533 | — | — |
| 501-835 | SYVNHLSHWD | 9533 | — | — |
| 501-840 | BENTON | 9533 | — | Yes |
| 501-844 | JONESMILLS | 9533 | — | Yes |
| 501-847 | BRYANTCGVL | 9533 | — | — |
| 501-851 | PALARM | 9533 | — | Yes |
| 501-860 | BENTON | 9533 | — | Yes |
| 501-862 | LITTLEROCK | 9533 | — | — |
| 501-868 | PINNACLE | 9533 | — | Yes |
| 501-882 | BEEBE | 9533 | — | — |
| 501-887 | HEBER SPG | 9533 | — | Yes |
| 501-888 | SPRINGLAKE | 9533 | — | Yes |
| 501-893 | CENTER RDG | 9533 | — | Yes |
| 501-897 | WRIGHTSVL | 9533 | — | Yes |
| 501-915 | JESSIEVL | 9533 | — | Yes |
| 501-916 | LITTLEROCK | 9533 | — | Yes |
| 501-918 | LITTLEROCK | 9533 | — | Yes |
| 501-922 | JESSIEVL | 9533 | — | — |
| 501-939 | LONSDALE | 9533 | — | Yes |
| 501-945 | LITTLEROCK | 9533 | — | — |
| 501-953 | XXXXXXXXXX | 9533 | — | — |
| 501-954 | LITTLEROCK | 9533 | — | Yes |
| 501-955 | LITTLEROCK | 9533 | — | — |
| 501-956 | XXXXXXXXXX | 9533 | — | — |
| 501-961 | SCOTT | 9533 | — | Yes |
| 501-971 | XXXXXXXXXX | 9533 | — | — |
| 501-977 | MORRILTON | 9533 | — | Yes |
| 501-984 | JESSIEVL | 9533 | — | Yes |
| 501-989 | XXXXXXXXXX | 9533 | — | — |
| 501-991 | CRYSTALSPG | 9533 | — | 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.