All assignees
799 prefixes in 920 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 920-900 | WATERTOWN | 6274 | 2023-08-02 | Yes |
| 920-901 | MANITOWOC | 6274 | — | Yes |
| 920-902 | OSHKOSH | 9748 | — | — |
| 920-903 | APPLETON | 6529 | 2010-08-06 | Yes |
| 920-904 | FONDDU LAC | 6274 | — | Yes |
| 920-905 | MANITOWOC | 6274 | — | Yes |
| 920-906 | FONDDU LAC | 9327 | — | Yes |
| 920-907 | FONDDU LAC | 9327 | — | Yes |
| 920-908 | HORICON | 939H | 2023-08-17 | Yes |
| 920-910 | WATERTOWN | 9748 | — | — |
| 920-911 | XXXXXXXXXX | MULT | — | — |
| 920-912 | SHEBOYGAN | 6534 | — | Yes |
| 920-913 | FONDDU LAC | 520K | — | — |
| 920-914 | BERLIN | 793K | 2022-01-27 | Yes |
| 920-915 | APPLETON | 6508 | — | — |
| 920-916 | HOWARDSGRV | 7216 | 2023-09-26 | Yes |
| 920-917 | SHEBOYGAN | 6534 | — | Yes |
| 920-918 | SHEBOYGAN | 6534 | — | — |
| 920-919 | SHEBOYGAN | 9748 | — | — |
| 920-920 | NESHKORO | 225C | 2022-09-26 | Yes |
| 920-921 | FONDDU LAC | 9327 | — | — |
| 920-922 | FONDDU LAC | 9327 | — | — |
| 920-923 | FONDDU LAC | 9327 | — | — |
| 920-924 | FONDDU LAC | 9327 | — | — |
| 920-925 | LEBANON | 0886 | — | Yes |
| 920-926 | FONDDU LAC | 9327 | — | Yes |
| 920-927 | REESEVILLE | 0943 | — | Yes |
| 920-928 | FOX LAKE | 0931 | — | Yes |
| 920-929 | FONDDU LAC | 9327 | — | — |
| 920-930 | GREEN BAY | 939H | 2019-04-18 | Yes |
| 920-931 | APPLETON | 698E | 2008-08-05 | Yes |
| 920-932 | GREEN BAY | 965H | 2020-08-05 | Yes |
| 920-933 | FONDDU LAC | 5489 | 2002-03-25 | Yes |
| 920-934 | DE PERE | 6508 | 2023-09-27 | Yes |
| 920-935 | PICKETT | 792K | 2008-02-20 | Yes |
| 920-936 | KEWAUNEE | 939H | 2023-11-14 | Yes |
| 920-937 | OAKFIELD | 6274 | 2018-08-22 | Yes |
| 920-938 | SHIOCTON | 792K | 2007-03-30 | Yes |
| 920-939 | APPLETON | 6529 | 2015-03-06 | Yes |
| 920-940 | GREEN BAY | 698E | 2008-07-30 | Yes |
| 920-941 | WATERTOWN | 6529 | — | Yes |
| 920-942 | KRAKOW | 516J | 2022-01-14 | Yes |
| 920-943 | SHEBOYGAN | 6534 | 2023-11-14 | Yes |
| 920-944 | APPLETON | 829J | 2008-02-13 | Yes |
| 920-945 | LAKE MILLS | 792K | 2006-01-20 | Yes |
| 920-946 | SHEBOYGAN | 6274 | — | Yes |
| 920-947 | LTL CHUTE | 225C | 2023-12-12 | Yes |
| 920-948 | FONDDU LAC | 6274 | — | Yes |
| 920-949 | KAUKAUNA | 7229 | 2015-03-18 | Yes |
| 920-950 | — | — | ||
| 920-951 | FTATKINSON | 225C | 2023-12-12 | Yes |
| 920-952 | FONDDU LAC | 7216 | 2007-10-31 | Yes |
| 920-953 | VALDERS | 793K | 2007-03-14 | Yes |
| 920-954 | APPLETON | 9327 | — | — |
| 920-955 | APPLETON | 1519 | 2004-11-02 | — |
| 920-956 | NEENAH | 225C | 2023-12-19 | Yes |
| 920-957 | FONDDU LAC | 6529 | 2024-02-28 | Yes |
| 920-958 | — | — | ||
| 920-959 | — | — | ||
| 920-960 | FONDDU LAC | 6274 | — | Yes |
| 920-961 | APPLETON | 225C | 2024-05-31 | Yes |
| 920-962 | MT CALVARY | 225C | 2022-10-28 | Yes |
| 920-963 | APPLETON | 225C | 2024-06-07 | Yes |
| 920-964 | DE PERE | 829J | — | — |
| 920-965 | GREEN BAY | 829J | — | — |
| 920-966 | OSHKOSH | 829J | — | — |
| 920-967 | NEENAH | 829J | — | — |
| 920-968 | APPLETON | 829J | — | — |
| 920-969 | NEENAH | 9327 | — | Yes |
| 920-970 | FONDDU LAC | 5562 | — | Yes |
| 920-971 | READFIELD | 792K | 2024-06-17 | Yes |
| 920-972 | BURNETT | 516J | 2022-02-17 | Yes |
| 920-973 | MANITOWOC | 6692 | — | — |
| 920-974 | BRANDON | 839J | 2024-10-08 | Yes |
| 920-975 | WAYSIDE | 792K | 2008-02-20 | Yes |
| 920-976 | XXXXXXXXXX | MULT | — | — |
| 920-977 | GREEN BAY | 5562 | 2018-12-13 | Yes |
| 920-978 | EDEN | 839J | 2024-10-08 | Yes |
| 920-979 | FONDDU LAC | 6274 | — | Yes |
| 920-980 | SHEBOYGAN | 6274 | — | Yes |
| 920-981 | STOCKBDG | 793K | 2007-04-10 | Yes |
| 920-982 | NEW LONDON | 9327 | — | — |
| 920-983 | DE PERE | 9327 | — | — |
| 920-984 | BLACKCREEK | 1159 | — | Yes |
| 920-985 | CLYMAN | 839J | 2024-10-08 | Yes |
| 920-986 | SHIOCTON | 1159 | — | Yes |
| 920-987 | POY SIPPI | 0841 | — | Yes |
| 920-988 | WATERTOWN | 6274 | — | Yes |
| 920-989 | SHERWOOD | 0954 | — | Yes |
| 920-990 | RIPON | 225C | 2019-10-15 | Yes |
| 920-991 | APPLETON | 9327 | — | — |
| 920-992 | RIO | 0931 | — | Yes |
| 920-993 | APPLETON | 9327 | — | — |
| 920-994 | RANDOMLAKE | 0886 | — | Yes |
| 920-995 | CLEVELAND | 839J | 2024-10-08 | Yes |
| 920-996 | APPLETON | 9327 | — | — |
| 920-997 | APPLETON | 9327 | — | — |
| 920-998 | VAN DYNE | 839J | 2024-10-08 | Yes |
| 920-999 | ST CLOUD | 0886 | — | 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.