← Area code 442
442-451 phone numbers
Numbers 442-451-0000 to 442-451-9999 are assigned to Telnyx LLC (rate centre YUCCA VLY, CA, NANPA abbreviation). 8 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 442-451-7xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.