← Area code 720
720-879 phone numbers
Numbers 720-879-0000 to 720-879-9999 are assigned to Level 3 Communications, LLC in Denver, CO. 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 720-879
- 1 (720) 879-5006 2complaints
- 2 (720) 879-5138 2complaints
- 3 (720) 879-5824 2complaints
- 4 (720) 879-6497 2complaints
- 5 (720) 879-1776 1complaints
- 6 (720) 879-2511 1complaints
- 7 (720) 879-4605 1complaints
- 8 (720) 879-4894 1complaints
- 9 (720) 879-5082 1complaints
- 10 (720) 879-5191 1complaints
- 11 (720) 879-5496 1complaints
- 12 (720) 879-5544 1complaints
- 13 (720) 879-5609 1complaints
- 14 (720) 879-5772 1complaints
- 15 (720) 879-5790 1complaints
- 16 (720) 879-5828 1complaints
- 17 (720) 879-5837 1complaints
- 18 (720) 879-5872 1complaints
- 19 (720) 879-5919 1complaints
- 20 (720) 879-5978 1complaints
- 21 (720) 879-6859 1complaints