712-671 phone numbers

Numbers 712-671-0000 to 712-671-9999 are assigned to Level 3 Communications, LLC in Shenandoah, IA. 7 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 712-671-7xxx, 712-671-8xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 712-671