Canadial Know Who Called
← Area code 717

717-435 phone numbers

Numbers 717-435-0000 to 717-435-9999 are assigned to Level 3 Communications, LLC in Lancaster, PA. 9 of its ten thousand-number blocks are assigned to other carriers (number pooling).

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

Reported numbers in 717-435