SPOK, INC.
26 prefixes in 708 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 708-241 | LA GRANGE | 6630 | — | — |
| 708-242 | BELLWOOD | 6630 | — | — |
| 708-266 | MAYWOOD | 6630 | — | — |
| 708-276 | SUMMIT | 6630 | — | — |
| 708-281 | NORTHBROOK | 6630 | — | — |
| 708-313 | LA GRANGE | 6630 | — | — |
| 708-324 | MAYWOOD | 6630 | — | — |
| 708-376 | NORTHBROOK | 6630 | — | — |
| 708-379 | BELLWOOD | 6630 | — | — |
| 708-440 | BLUEISLAND | 6630 | — | — |
| 708-454 | NORTHBROOK | 6630 | — | — |
| 708-461 | NORTHBROOK | 6630 | — | — |
| 708-463 | LA GRANGE | 6630 | — | — |
| 708-561 | LA GRANGE | 6630 | — | — |
| 708-592 | LA GRANGE | 6630 | — | — |
| 708-619 | BLUEISLAND | 6630 | — | — |
| 708-626 | BLUEISLAND | 6630 | — | — |
| 708-644 | NORTHBROOK | 6630 | — | — |
| 708-750 | ORLAND | 6630 | — | — |
| 708-812 | LA GRANGE | 6630 | — | — |
| 708-823 | LA GRANGE | 6630 | — | — |
| 708-861 | LA GRANGE | 6630 | — | — |
| 708-936 | CHICAGOHTS | 6630 | — | — |
| 708-962 | MONEE | 6630 | — | — |
| 708-984 | MONEE | 6630 | — | — |
| 708-999 | MAYWOOD | 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.