All assignees
656 prefixes in 712 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 712-895 | SIOUX CITY | 506J | 2021-12-02 | Yes |
| 712-897 | AVOCA | 1170 | 2018-07-06 | Yes |
| 712-898 | SIOUX CITY | 6570 | — | — |
| 712-899 | SIOUX CITY | 6570 | — | Yes |
| 712-900 | HOLSTEIN | 221F | 2019-07-01 | Yes |
| 712-901 | ROCKWELLCY | 624H | 2021-03-19 | Yes |
| 712-904 | AKRON | 6529 | 2009-03-31 | Yes |
| 712-911 | XXXXXXXXXX | MULT | — | — |
| 712-922 | EMMETSBURG | 1167 | 2007-02-04 | Yes |
| 712-923 | SERGENTBLF | 1260 | 2001-11-09 | — |
| 712-924 | SERGENTBLF | 1260 | 2002-03-12 | — |
| 712-925 | SIOUX CITY | 6570 | 2023-10-27 | Yes |
| 712-926 | WALNUT | 516J | 2022-02-24 | Yes |
| 712-927 | SIOUX CITY | 6534 | 2019-09-25 | Yes |
| 712-928 | HARTLEY | 3112 | 2001-10-18 | — |
| 712-929 | SIOUX CITY | 6534 | 2024-07-22 | Yes |
| 712-930 | SANBORN | 3112 | 2002-01-22 | — |
| 712-932 | ASHTON | 516J | 2022-02-28 | Yes |
| 712-933 | ROYAL | 1283 | — | — |
| 712-934 | SERGENTBLF | 1260 | 2002-05-21 | — |
| 712-936 | STORM LAKE | 515J | 2025-09-17 | Yes |
| 712-937 | SIOUX CITY | 732J | 2023-06-21 | Yes |
| 712-938 | MERRILL | 9631 | — | Yes |
| 712-939 | VILLISCA | 593K | 2007-02-14 | Yes |
| 712-941 | SERGENTBLF | 6534 | — | Yes |
| 712-942 | SERGENTBLF | 1260 | 2002-11-12 | — |
| 712-943 | SERGENTBLF | 1260 | — | — |
| 712-944 | LAWTON | 1334 | — | Yes |
| 712-945 | SALIX | 7021 | 2006-07-28 | Yes |
| 712-946 | SALIX | 1260 | — | — |
| 712-947 | HINTON | 1259 | — | — |
| 712-948 | BRONSON | 1334 | — | Yes |
| 712-949 | PAULLINA | 3112 | 2001-10-18 | — |
| 712-950 | — | — | ||
| 712-951 | NEW MARKET | 6534 | 2022-02-22 | — |
| 712-952 | OTO | 6529 | 2022-02-16 | Yes |
| 712-955 | MERRILL | 221F | — | Yes |
| 712-957 | PRIMGHAR | 3112 | 2001-10-18 | — |
| 712-958 | MULT | — | — | |
| 712-959 | MULT | — | — | |
| 712-962 | MIDLAND | 221F | 2021-11-22 | Yes |
| 712-963 | MIDLAND | 1367 | — | — |
| 712-964 | SO HILLS | 1405 | — | — |
| 712-966 | LE MARS | 965H | 2020-07-20 | Yes |
| 712-969 | BOYDEN | 516J | 2022-03-07 | Yes |
| 712-973 | ENBRASKACY | 1568 | — | Yes |
| 712-975 | SCHALLER | 6534 | 2007-11-27 | Yes |
| 712-976 | XXXXXXXXXX | MULT | — | — |
| 712-977 | MILFORD | 965H | 2020-07-20 | Yes |
| 712-982 | EASTHUDSON | 1642 | — | — |
| 712-986 | BELOIT | 9631 | — | Yes |
| 712-988 | — | — | ||
| 712-991 | SIOUX CITY | 985E | 2025-09-03 | Yes |
| 712-992 | LOGAN | 1167 | 2015-06-25 | Yes |
| 712-996 | MANSON | 516J | 2022-03-16 | Yes |
| 712-999 | COONRAPIDS | 4069 | — | — |
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.