Public regulatory phone
(630) 388-2869
Associations below come from public FCC regulatory records. Confidence describes the source relationship, not current ownership of the number.
| Company or contact | FRN | System | Source record | Confidence | Observed |
|---|---|---|---|---|---|
| NICOR GAS / AGL RESOURCES FCC CONTACT | 0002855773 | CORES | 0002855773 | Authoritative identifier (100.0%) | 2026-08-04 13:48:34 |