SPOK, INC.
18 prefixes in 847 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 847-203 | NORTHBROOK | 6630 | — | — |
| 847-210 | NORTHBROOK | 6630 | — | — |
| 847-216 | NORTHBROOK | 6630 | — | — |
| 847-218 | NORTHBROOK | 6630 | — | — |
| 847-225 | NORTHBROOK | 6630 | — | — |
| 847-237 | NORTHBROOK | 6630 | — | — |
| 847-314 | ELGIN | 6630 | — | — |
| 847-333 | NORTHBROOK | 6630 | — | — |
| 847-339 | NORTHBROOK | 6630 | — | — |
| 847-355 | NORTHBROOK | 6630 | — | — |
| 847-365 | NORTHBROOK | 6630 | — | — |
| 847-369 | ELGIN | 6630 | — | — |
| 847-479 | NORTHBROOK | 6630 | — | — |
| 847-614 | ARLIGTNHTS | 6630 | — | — |
| 847-633 | WAUKEGAN | 6630 | — | — |
| 847-684 | NORTHBROOK | 6630 | — | — |
| 847-694 | LIBERTYVL | 6630 | — | — |
| 847-974 | NORTHBROOK | 6630 | — | — |
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.