FRONTIER NORTH, INC. - IL
133 prefixes in 815 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 815-789 | ORANGEVL | 1036 | — | Yes |
| 815-824 | SHABBONA | 1036 | — | Yes |
| 815-825 | MALTA | 1036 | — | Yes |
| 815-827 | MAPLE PARK | 1036 | — | Yes |
| 815-842 | PONTIAC | 1015 | — | Yes |
| 815-844 | PONTIAC | 1015 | — | Yes |
| 815-845 | SCALESMOND | 1036 | — | Yes |
| 815-849 | SUBLETTE | 1036 | — | Yes |
| 815-853 | WENONA | 1015 | — | Yes |
| 815-854 | LONG POINT | 1015 | — | Yes |
| 815-857 | AMBOY | 1036 | — | Yes |
| 815-858 | ELIZABETH | 1036 | — | Yes |
| 815-863 | RUTLAND | 1015 | — | Yes |
| 815-865 | DAVIS | 1036 | — | Yes |
| 815-868 | MCCONNELL | 1036 | — | Yes |
| 815-869 | MAGNOLIA | 1015 | — | Yes |
| 815-872 | PRINCETON | 1015 | — | — |
| 815-873 | NEWMILFORD | 1015 | — | Yes |
| 815-874 | NEWMILFORD | 1015 | — | — |
| 815-875 | PRINCETON | 1015 | — | Yes |
| 815-876 | PRINCETON | 1015 | — | Yes |
| 815-879 | PRINCETON | 1015 | — | Yes |
| 815-885 | ROCK CUT | 1015 | — | Yes |
| 815-894 | LADD | 1015 | — | Yes |
| 815-895 | SYCAMORE | 1036 | — | — |
| 815-899 | SYCAMORE | 1036 | — | — |
| 815-925 | HENNEPIN | 1015 | — | Yes |
| 815-934 | EMINGTON | 1015 | — | Yes |
| 815-938 | FORRESTON | 1036 | — | Yes |
| 815-945 | CHENOA | 1015 | — | Yes |
| 815-947 | STOCKTON | 1036 | — | Yes |
| 815-949 | CABERY | 1015 | — | Yes |
| 815-998 | ODELL | 1015 | — | 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.