Local Calling Guide
Area code/prefix search
  
        Montrose, CO
    << 1 2 
  
  
    
      | NPA-NXX | 
      BLOCK | 
        Switch | 
        OCN | 
        LATA | 
        LIR | 
        Eff date | 
      Disc date | 
    
  
  
          
          | 970-901
           | 4 | 
      	      DNVRCOMD4MD  | 
		      6010 NEW CINGULAR WIRELESS PCS, LLC | 
		      656 | 
		        | 
	          2007-04-16  | 
           
       | 
      
        
          | 970-901
           | 5 | 
      	      AURRCO20AMD  | 
		      6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 
		      656 | 
		        | 
	          2007-11-12  | 
           
       | 
      
        
          | 970-901
           | 6 | 
      	      AURRCO20AMD  | 
		      6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 
		      656 | 
		        | 
	          2008-05-08  | 
           
       | 
      
        
          | 970-901
           | 7 | 
      	      AURRCO20AMD  | 
		      6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 
		      656 | 
		        | 
	          2008-09-22  | 
           
       | 
      
        
          | 970-901
           | 8 | 
      	      AURRCO20AMD  | 
		      6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 
		      656 | 
		        | 
	            | 
           
       | 
      
        
          | 970-901
           | 9 | 
      	      AURRCO20AMD  | 
		      6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 
		      656 | 
		        | 
	            | 
           
       | 
      
        
          | 970-960
           | A | 
      	        | 
		      6010 NEW CINGULAR WIRELESS PCS, LLC | 
		      656 | 
		        | 
	          2025-08-01  | 
           
       | 
      
        
          | 970-960
           | 9 | 
      	        | 
		      6010 NEW CINGULAR WIRELESS PCS, LLC | 
		      656 | 
		        | 
	          2025-08-01  | 
           
       | 
      
        
          | 970-964
           | A | 
      	      DNVTCOZIDS1  | 
		      026D ONVOY, LLC - CO | 
		      656 | 
		        | 
	            | 
           
       | 
      
        
          | 970-964
           | 0 | 
      	        | 
		      6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 
		      656 | 
		        | 
	          2025-08-18  | 
           
       | 
      
        
          | 970-964
           | 1 | 
      	      GDJTCOMAGT0  | 
		      588A ZIPPYTECH INCORPORATED | 
		      656 | 
		        | 
	          2008-12-15  | 
           
       | 
      
        
          | 970-964
           | 2 | 
      	      MTRSCOMADS0  | 
		      9636 QWEST CORPORATION | 
		      656 | 
		        | 
	          2007-12-17  | 
           
       | 
      
        
          | 970-964
           | 3 | 
      	      DNVRCO37DS0  | 
		      7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 
		      656 | 
		        | 
	          2008-09-05  | 
           
       | 
      
        
          | 970-964
           | 4 | 
      	      GDJTCOFD5MD  | 
		      792K CHARTER IP ENABLED SERVICES, LLC | 
		      656 | 
		        | 
	          2005-06-13  | 
           
       | 
      
        
          | 970-964
           | 5 | 
      	      DNVTCOZIDS1  | 
		      026D ONVOY, LLC - CO | 
		      656 | 
		        | 
	          2006-11-05  | 
           
       | 
      
        
          | 970-964
           | 6 | 
      	      DNVTCOZIDS1  | 
		      026D ONVOY, LLC - CO | 
		      656 | 
		        | 
	          2014-11-24  | 
           
       | 
      
        
          | 970-964
           | 7 | 
      	      AURRCO20AMD  | 
		      6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 
		      656 | 
		        | 
	          2013-10-14  | 
           
       | 
      
        
          | 970-964
           | 8 | 
      	      AURRCO20AMD  | 
		      6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 
		      656 | 
		        | 
	          2010-03-08  | 
           
       | 
      
        
          | 970-964
           | 9 | 
      	      DNVRCOMAXGZ  | 
		      078F BANDWIDTH.COM CLEC, LLC - CO | 
		      656 | 
		        | 
	          2010-09-04  | 
           
       | 
      
        
          | 970-975
           | A | 
      	      AURRCO20AMD  | 
		      6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 
		      656 | 
		        | 
	            | 
           
       | 
      
        
          | 970-975
           | 0 | 
      	      AURRCO20AMD  | 
		      6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 
		      656 | 
		        | 
	          2017-07-30  | 
           
       | 
      
        
          | 970-975
           | 1 | 
      	      AURRCO20AMD  | 
		      6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 
		      656 | 
		        | 
	          2018-06-22  | 
           
       | 
      
        
          | 970-975
           | 2 | 
      	      DNVTCOZIDS1  | 
		      026D ONVOY, LLC - CO | 
		      656 | 
		        | 
	          2023-08-11  | 
           
       | 
      
        
          | 970-975
           | 3 | 
      	      AURRCO20AMD  | 
		      6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 
		      656 | 
		        | 
	          2020-08-14  | 
           
       | 
      
        
          | 970-975
           | 4 | 
      	      DNVRCOMA51Z  | 
		      839J EON TELECOM, INC. | 
		      656 | 
		        | 
	          2023-06-25  | 
           
       | 
      
        
          | 970-975
           | 5 | 
      	      DNVRCOII4MD  | 
		      5562 METROPCS, INC. | 
		      656 | 
		        | 
	          2018-10-12  | 
           
       | 
      
        
          | 970-975
           | 6 | 
      	      DNVRCO26XUX  | 
		      516J TON80 COMMUNICATIONS, LLC | 
		      656 | 
		        | 
	          2021-10-15  | 
           
       | 
      
        
          | 970-975
           | 7 | 
      	      DNVTCOZIDS1  | 
		      026D ONVOY, LLC - CO | 
		      656 | 
		        | 
	          2023-08-11  | 
           
       | 
      
        
          | 970-975
           | 8 | 
      	      DNVRCO26XJX  | 
		      939H COMMIO, LLC | 
		      656 | 
		        | 
	          2022-07-29  | 
           
       | 
      
        
          | 970-975
           | 9 | 
      	      DNVTCOZIDS1  | 
		      026D ONVOY, LLC - CO | 
		      656 | 
		        | 
	          2024-06-07  | 
           
       | 
      
  
  
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  Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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