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← Area code 440

440-399 phone numbers

Numbers 440-399-0000 to 440-399-9999 are assigned to Level 3 Communications, LLC in Bedford, OH. 5 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 440-399-3xxx, 440-399-5xxx, 440-399-9xxx — calls from these use spoofed caller IDs.

Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.

Reported numbers in 440-399