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Longmont, CO Area Codes: List, Map, and Phone Lookup

The city of Longmont is in the state of Colorado. It has the following active area codes:

303
720
970

Compare Other Services in Longmont, CO

Longmont, CO has the following Exchanges (NXX)

NPA NXX Usage Company Name NXX Introduced Date
720 204 Landline At&t Local 02/27/1999
720 204 Landline At&t Local 02/27/1999
720 204 Landline At&t Local 02/27/1999
720 307 Landline At&t Local 08/02/2012
720 310 Landline Teleport Communications America, Llc - Co 05/10/1999
720 340 Wireless Cellco Partnership Dba Verizon Wireless - Co 09/04/2009
720 340 Wireless Cellco Partnership Dba Verizon Wireless - Co 09/04/2009
720 340 Wireless Cellco Partnership Dba Verizon Wireless - Co 09/04/2009
720 378 Wireless New Cingular Wireless Pcs, Llc 01/19/2010
720 378 Wireless New Cingular Wireless Pcs, Llc 01/19/2010
720 378 Wireless New Cingular Wireless Pcs, Llc 01/19/2010
720 414 Landline Level 3 Communications, Llc - Co 10/04/2011
720 438 Landline Onvoy, Llc - Co 09/26/2006
720 438 Landline Onvoy, Llc - Co 09/26/2006
720 438 Landline Onvoy, Llc - Co 09/26/2006
720 442 Landline Bandwidth.com Clec, Llc - Co 04/04/2011
720 442 Landline Bandwidth.com Clec, Llc - Co 04/04/2011
720 442 Landline Bandwidth.com Clec, Llc - Co 04/04/2011
720 453 Landline T-mobile Usa, Inc. 12/31/1969
720 453 Landline T-mobile Usa, Inc. 12/31/1969
720 453 Landline T-mobile Usa, Inc. 12/31/1969
303 485 Landline Qwest Corporation 01/25/1998
303 485 Landline Qwest Corporation 01/25/1998
303 485 Landline Qwest Corporation 01/25/1998
720 487 Landline Telnyx Llc 12/09/2016
720 487 Landline Telnyx Llc 12/09/2016
720 487 Landline Telnyx Llc 12/09/2016
720 491 Wireless New Cingular Wireless Pcs, Llc 11/16/2011
720 491 Wireless New Cingular Wireless Pcs, Llc 11/16/2011
720 491 Wireless New Cingular Wireless Pcs, Llc 11/16/2011
720 494 Landline Qwest Corporation 06/13/2000
720 494 Landline Qwest Corporation 06/13/2000
720 494 Landline Qwest Corporation 06/13/2000
720 516 Landline Qwest Corporation 07/21/2017
720 516 Landline Qwest Corporation 07/21/2017
720 516 Landline Qwest Corporation 07/21/2017
720 526 Wireless New Cingular Wireless Pcs, Llc 06/12/2014
720 526 Wireless New Cingular Wireless Pcs, Llc 06/12/2014
720 526 Wireless New Cingular Wireless Pcs, Llc 06/12/2014
303 532 Landline Mcleodusa Telecommunications Services, Inc.- Co 10/13/1999
303 532 Landline Mcleodusa Telecommunications Services, Inc.- Co 10/13/1999
303 532 Landline Mcleodusa Telecommunications Services, Inc.- Co 10/13/1999
720 534 Landline Vonage Network Inc. 08/31/2016
720 534 Landline Vonage Network Inc. 08/31/2016
720 534 Landline Vonage Network Inc. 08/31/2016
720 552 Wireless Cellco Partnership Dba Verizon Wireless - Co 11/16/2012
720 552 Wireless Cellco Partnership Dba Verizon Wireless - Co 11/16/2012
720 552 Wireless Cellco Partnership Dba Verizon Wireless - Co 11/16/2012
720 571 Landline Neutral Tandem-colorado, Llc - Co 03/01/2016
720 597 Wireless Cellco Partnership Dba Verizon Wireless - Co 01/11/2016
720 597 Wireless Cellco Partnership Dba Verizon Wireless - Co 01/11/2016
720 597 Wireless Cellco Partnership Dba Verizon Wireless - Co 01/11/2016
720 600 Landline Onvoy, Llc - Co 12/20/2012
720 600 Landline Onvoy, Llc - Co 12/20/2012
720 600 Landline Onvoy, Llc - Co 12/20/2012
303 651 Landline Qwest Corporation 02/04/1994
303 651 Landline Qwest Corporation 02/04/1994
303 651 Landline Qwest Corporation 02/04/1994
720 652 Landline Qwest Corporation 03/03/2001
720 652 Landline Qwest Corporation 03/03/2001
720 652 Landline Qwest Corporation 03/03/2001
303 652 Landline Qwest Corporation 02/04/1994
303 652 Landline Qwest Corporation 02/04/1994
303 652 Landline Qwest Corporation 02/04/1994
303 678 Landline Qwest Corporation 02/04/1994
303 678 Landline Qwest Corporation 02/04/1994
303 678 Landline Qwest Corporation 02/04/1994
303 682 Landline Qwest Corporation 02/04/1994
303 682 Landline Qwest Corporation 02/04/1994
303 682 Landline Qwest Corporation 02/04/1994
303 684 Landline Qwest Corporation 02/04/1994
303 684 Landline Qwest Corporation 02/04/1994
303 684 Landline Qwest Corporation 02/04/1994
720 684 Landline Icg Telecom Group - Co 10/13/1999
720 684 Landline Icg Telecom Group - Co 10/13/1999
720 684 Landline Icg Telecom Group - Co 10/13/1999
303 702 Landline Qwest Corporation 07/04/1995
303 702 Landline Qwest Corporation 07/04/1995
303 702 Landline Qwest Corporation 07/04/1995
303 709 Wireless Cellco Partnership Dba Verizon Wireless - Co 09/11/1994
303 709 Wireless Cellco Partnership Dba Verizon Wireless - Co 09/11/1994
303 709 Wireless Cellco Partnership Dba Verizon Wireless - Co 09/11/1994
720 718 Landline Qwest Corporation 12/19/2016
720 718 Landline Qwest Corporation 12/19/2016
720 718 Landline Qwest Corporation 12/19/2016
970 721 Landline Neutral Tandem-colorado, Llc - Co 03/02/2016
720 745 Landline Level 3 Communications, Llc - Co 04/17/2015
720 745 Landline Level 3 Communications, Llc - Co 04/17/2015
720 745 Landline Level 3 Communications, Llc - Co 04/17/2015
303 746 Wireless Cellco Partnership Dba Verizon Wireless - Co 07/04/1995
303 746 Wireless Cellco Partnership Dba Verizon Wireless - Co 07/04/1995
303 746 Wireless Cellco Partnership Dba Verizon Wireless - Co 07/04/1995
720 759 Landline Pacoptic Networks, Llc - Co 08/10/2016
720 759 Landline Pacoptic Networks, Llc - Co 08/10/2016
720 759 Landline Pacoptic Networks, Llc - Co 08/10/2016
303 772 Landline Qwest Corporation 02/04/1994
303 772 Landline Qwest Corporation 02/04/1994
303 772 Landline Qwest Corporation 02/04/1994
303 774 Landline Qwest Corporation 07/01/1996
303 774 Landline Qwest Corporation 07/01/1996
303 774 Landline Qwest Corporation 07/01/1996
303 775 Wireless Cellco Partnership Dba Verizon Wireless - Co 02/04/1994
303 775 Wireless Cellco Partnership Dba Verizon Wireless - Co 02/04/1994
303 775 Wireless Cellco Partnership Dba Verizon Wireless - Co 02/04/1994
303 776 Landline Qwest Corporation 02/04/1994
303 776 Landline Qwest Corporation 02/04/1994
303 776 Landline Qwest Corporation 02/04/1994
303 827 Landline Icg Telecom Group - Co 04/01/1997
303 827 Landline Icg Telecom Group - Co 04/01/1997
303 827 Landline Icg Telecom Group - Co 04/01/1997
303 834 Wireless Cellco Partnership Dba Verizon Wireless - Co 09/27/2006
303 834 Wireless Cellco Partnership Dba Verizon Wireless - Co 09/27/2006
303 834 Wireless Cellco Partnership Dba Verizon Wireless - Co 09/27/2006
303 845 Landline Teleport Communications America, Llc - Co 01/25/1998
303 845 Landline Teleport Communications America, Llc - Co 01/25/1998
303 845 Landline Teleport Communications America, Llc - Co 01/25/1998
303 848 Landline Icg Telecom Group - Co 04/01/1997
303 848 Landline Icg Telecom Group - Co 04/01/1997
303 848 Landline Icg Telecom Group - Co 04/01/1997
720 864 Landline Qwest Corporation 06/13/2000
720 864 Landline Qwest Corporation 06/13/2000
720 864 Landline Qwest Corporation 06/13/2000
720 893 Landline Bandwidth.com Clec, Llc - Co 08/08/2014
720 899 Wireless Cellco Partnership Dba Verizon Wireless - Co 11/10/2014
720 899 Wireless Cellco Partnership Dba Verizon Wireless - Co 11/10/2014
720 899 Wireless Cellco Partnership Dba Verizon Wireless - Co 11/10/2014

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