Public regulatory phone

(313) 368-1770

Associations below come from public FCC regulatory records. Confidence describes the source relationship, not current ownership of the number.

Company or contactFRNSystemSource recordConfidenceObserved
DeltaCom
John Zimmerman
0002751188CORES0002751188Authoritative identifier (100.0%)2026-08-11 10:49:31
DeltaCom
L
0002751188ULS06786344339d8d8d28dbe61146eca5126d4546d916fbc9499cc95221e058e8d6Authoritative identifier (100.0%)2026-08-11 10:49:01