OCN 6333 — Verizon

Operating Company Number (OCN) 6333 identifies Verizon in North American telephone routing records.

Area codes with Verizon numbers

• 312 (10)
• 773 (4)
• 815 (3)
• 618 (2)
• 309 (2)
• 217 (2)
• 847 (1)

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Last updated: January 19, 2026