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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
970-300 5 Aspen CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2011-07-21   
970-306 A Vail CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-306 0 Vail CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-306 4 Vail CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-313 A Greeley CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-313 0 Greeley CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-313 1 Greeley CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-313 2 Greeley CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-313 5 Greeley CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-313 9 Greeley CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-315 A Aspen CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-315 0 Aspen CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-315 3 Aspen CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2010-10-11   
970-315 4 Aspen CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-315 5 Aspen CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2012-02-26   
970-318 3 Ridgway CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2012-02-26   
970-323 3 Olathe CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2004-11-11   
970-323 4 Olathe CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-05-19   
970-325 2 Ouray CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2004-11-11   
970-329 A Craig CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-329 4 Craig CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-344 A Berthoud CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-344 4 Berthoud CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2005-03-02   
970-344 6 Berthoud CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-03-24   
970-345 4 Akron CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2026-06-05   
970-347 8 Greeley CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-11-09   
970-360 0 Yuma CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2015-10-04   
970-363 A Fraser CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-363 0 Fraser CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-364 A Granby CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-364 4 Granby CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2004-06-03   
970-366 A Glenwood Springs CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-366 3 Glenwood Springs CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-11-12   
970-366 4 Glenwood Springs CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-367 A Steamboat Springs CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-367 4 Steamboat Springs CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-367 8 Steamboat Springs CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2012-06-15   
970-368 A Dillon CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-368 4 Dillon CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-372 A Fort Collins CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-372 0 Fort Collins CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2004-10-21   
970-372 1 Fort Collins CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-03-25   
970-372 2 Fort Collins CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2005-05-01   
970-372 4 Fort Collins CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-372 5 Fort Collins CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2005-05-01   
970-372 6 Fort Collins CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-03-25   
970-373 A Greeley CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-373 1 Greeley CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2005-03-13   
970-373 3 Greeley CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-03-08   
970-373 4 Greeley CO 6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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