609-574 phone numbers

Numbers 609-574-0000 to 609-574-9999 are assigned to Teleport Communications America, LLC in Pennington, NJ. 4 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 609-574-2xxx, 609-574-3xxx, 609-574-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 609-574