Local Calling Guide
Area code/prefix search
NPA: 720
[Rate centres in NPA 720]
[Dial plan for NPA 720]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 720-850
| 5 |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2021-07-12 |
|
| 720-850
| 6 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2021-08-29 |
|
| 720-850
| 7 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2021-08-29 |
|
| 720-850
| 8 |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2021-07-12 |
|
| 720-850
| 9 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2021-08-29 |
|
| 720-851
| A |
Denver |
CO |
PRKRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-852
| A |
Denver |
CO |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-853
| A |
Longmont |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
|
|
| 720-853
| 0 |
Longmont |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2021-12-25 |
|
| 720-853
| 1 |
Longmont |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2021-12-25 |
|
| 720-853
| 2 |
Longmont |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2021-12-25 |
|
| 720-853
| 3 |
Longmont |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2021-12-25 |
|
| 720-853
| 4 |
Longmont |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2021-12-25 |
|
| 720-853
| 5 |
Longmont |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2021-12-26 |
|
| 720-853
| 6 |
Longmont |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2021-12-26 |
|
| 720-853
| 7 |
Longmont |
CO |
DNVRCO2669Z |
490J DISH WIRELESS, LLC |
656 |
|
2024-05-02 |
|
| 720-853
| 8 |
Longmont |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2021-12-26 |
|
| 720-853
| 9 |
Longmont |
CO |
DNVRCO26DS5 |
278F PEERLESS NETWORK OF COLORADO, LLC - CO |
656 |
|
2021-12-26 |
|
| 720-854
| A |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-854
| 0 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-854
| 1 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-854
| 2 |
Denver |
CO |
HLRNCOFP1MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
656 |
|
|
|
| 720-854
| 3 |
Denver |
CO |
HLRNCOFP1MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
656 |
|
|
|
| 720-854
| 4 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2007-12-17 |
|
| 720-854
| 5 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2007-12-17 |
|
| 720-854
| 6 |
Denver |
CO |
HLRNCOFP1MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
656 |
|
|
|
| 720-854
| 7 |
Denver |
CO |
BLDRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-854
| 8 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2007-12-17 |
|
| 720-854
| 9 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2007-12-17 |
|
| 720-855
| A |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-855
| 0 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-855
| 1 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-855
| 2 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-855
| 3 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-855
| 4 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-855
| 5 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2008-02-27 |
|
| 720-855
| 6 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-855
| 7 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-855
| 8 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-855
| 9 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-856
| A |
Fort Lupton |
CO |
HLYKCOXC0MD |
026D ONVOY, LLC - CO |
656 |
|
|
|
| 720-856
| 0 |
Fort Lupton |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2021-12-25 |
|
| 720-856
| 1 |
Fort Lupton |
CO |
|
515J IP HORIZON LLC |
656 |
|
2022-04-29 |
|
| 720-856
| 2 |
Fort Lupton |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2021-12-26 |
|
| 720-856
| 3 |
Fort Lupton |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2021-12-26 |
|
| 720-856
| 4 |
Fort Lupton |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2021-12-26 |
|
| 720-856
| 5 |
Fort Lupton |
CO |
AURSCOFW2MD |
073H TELNYX LLC |
656 |
|
2022-05-22 |
|
| 720-856
| 6 |
Fort Lupton |
CO |
DNVTCOZI6MD |
073H TELNYX LLC |
656 |
|
2022-09-08 |
|
| 720-856
| 7 |
Fort Lupton |
CO |
DNVRCO26DMD |
197D VONAGE AMERICA LLC |
656 |
|
2022-07-22 |
|
| 720-856
| 8 |
Fort Lupton |
CO |
DNVRCO26XSX |
145J TERRA NOVA TELECOM INC. |
656 |
|
2024-02-14 |
|
| 720-856
| 9 |
Fort Lupton |
CO |
DNVRCO26DS5 |
278F PEERLESS NETWORK OF COLORADO, LLC - CO |
656 |
|
2021-12-26 |
|
| 720-857
| A |
Denver |
CO |
AURRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-858
| A |
Denver |
CO |
AURRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-859
| A |
Denver |
CO |
AURRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-860
| A |
Denver |
CO |
DNVRCOSOFMD |
624H ONVOY SPECTRUM, LLC |
656 |
|
|
|
| 720-860
| 0 |
Denver |
CO |
DNVRCOSOFMD |
624H ONVOY SPECTRUM, LLC |
656 |
|
2022-10-14 |
|
| 720-860
| 1 |
Denver |
CO |
DNVRCOSOFMD |
624H ONVOY SPECTRUM, LLC |
656 |
|
2022-10-14 |
|
| 720-860
| 2 |
Denver |
CO |
DNVRCOSOFMD |
624H ONVOY SPECTRUM, LLC |
656 |
|
2022-10-14 |
|
| 720-860
| 3 |
Denver |
CO |
DNVRCOSOFMD |
624H ONVOY SPECTRUM, LLC |
656 |
|
2022-10-14 |
|
| 720-860
| 4 |
Denver |
CO |
DNVRCOSOFMD |
624H ONVOY SPECTRUM, LLC |
656 |
|
2022-10-14 |
|
| 720-860
| 5 |
Denver |
CO |
DNVRCOSOFMD |
624H ONVOY SPECTRUM, LLC |
656 |
|
2022-10-14 |
|
| 720-860
| 6 |
Denver |
CO |
DNVRCOSOFMD |
624H ONVOY SPECTRUM, LLC |
656 |
|
2022-10-14 |
|
| 720-860
| 7 |
Denver |
CO |
DNVRCOSOFMD |
624H ONVOY SPECTRUM, LLC |
656 |
|
2022-10-14 |
|
| 720-860
| 8 |
Denver |
CO |
DNVRCOSOFMD |
624H ONVOY SPECTRUM, LLC |
656 |
|
2022-10-14 |
|
| 720-860
| 9 |
Denver |
CO |
DNVRCOSOFMD |
624H ONVOY SPECTRUM, LLC |
656 |
|
2022-10-14 |
|
| 720-861
| A |
Georgetown |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
|
|
| 720-861
| 0 |
Georgetown |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2021-12-27 |
|
| 720-861
| 1 |
Georgetown |
CO |
|
515J IP HORIZON LLC |
656 |
|
2022-04-22 |
|
| 720-861
| 2 |
Georgetown |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2021-12-28 |
|
| 720-861
| 3 |
Georgetown |
CO |
DNVRCOSOFMD |
624H ONVOY SPECTRUM, LLC |
656 |
|
2021-12-28 |
|
| 720-861
| 4 |
Georgetown |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2022-08-06 |
|
| 720-861
| 5 |
Georgetown |
CO |
DNVRCO26DMD |
197D VONAGE AMERICA LLC |
656 |
|
2022-07-22 |
|
| 720-861
| 7 |
Georgetown |
CO |
DNVRCOMA32Z |
321J HD CARRIER LLC |
656 |
|
2022-10-16 |
|
| 720-861
| 8 |
Georgetown |
CO |
AURSCOFW2MD |
073H TELNYX LLC |
656 |
|
2022-08-01 |
|
| 720-861
| 9 |
Georgetown |
CO |
DNVRCO26DS5 |
278F PEERLESS NETWORK OF COLORADO, LLC - CO |
656 |
|
2021-12-28 |
|
| 720-862
| A |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 720-862
| 0 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
2009-02-23 |
|
| 720-862
| 1 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 720-862
| 2 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
2009-02-23 |
|
| 720-862
| 3 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2008-05-21 |
|
| 720-862
| 4 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2008-06-21 |
|
| 720-862
| 5 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2008-06-21 |
|
| 720-862
| 6 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2008-07-12 |
|
| 720-862
| 7 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2008-07-31 |
|
| 720-862
| 8 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2008-07-31 |
|
| 720-862
| 9 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2008-07-31 |
|
| 720-863
| A |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 720-863
| 0 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 720-863
| 1 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 720-863
| 2 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 720-863
| 3 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
2008-10-26 |
|
| 720-863
| 4 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2004-09-18 |
|
| 720-863
| 5 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
2008-10-26 |
|
| 720-863
| 6 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2011-04-07 |
|
| 720-863
| 7 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2011-04-07 |
|
| 720-863
| 8 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2011-10-21 |
|
| 720-863
| 9 |
Denver |
CO |
DNVRCOMA53Z |
732J NUSO, LLC |
656 |
|
2024-12-04 |
|
| 720-864
| A |
Longmont |
CO |
LNMTCOMADS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-864
| 0 |
Longmont |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2006-01-29 |
|
| 720-864
| 1 |
Longmont |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2006-01-29 |
|
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 >>
Last updated: Sun, 26 Jan 2025 15:59:20 UTC
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