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Home / Carriers / FRONTIER COMMUNICATIONS OF ILLINOIS, INC.

FRONTIER COMMUNICATIONS OF ILLINOIS, INC.

Operating Company Number (OCN): 1038

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Is this carrier legit?

Carriers are telecom operating companies that own number blocks (NPA-NXX). A number showing this carrier does not guarantee the caller is that company — scam calls can spoof caller ID.

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Number blocks (sample)

StateNPANXXRate centerOpen
IL 217 768 MOWEAQUA Prefix
IL 309 725 COOKSVILLE Prefix
IL 309 728 TOWANDA Prefix
IL 309 963 DANVERS Prefix
IL 815 253 KEMPTON Prefix
IL 815 689 CULLOM Prefix
IL 815 832 SAUNEMIN Prefix
Showing up to 2,000 blocks (cap for performance).

SEO keywords covered

carrier lookup • operating company number • ocn lookup • who owns this number • npa nxx • rate center

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