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 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 720-861
| 5 |
Georgetown |
CO |
DNVRCO26DMD |
197D VONAGE AMERICA LLC |
656 |
|
2022-07-22 |
|
| 720-861
| 7 |
Georgetown |
CO |
|
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 |
ENWDCO47DS4 |
320E YMAX COMMUNICATIONS CORP. - CO |
656 |
|
2010-11-09 |
|
| 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 |
|
| 720-864
| 2 |
Longmont |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2006-07-07 |
|
| 720-864
| 3 |
Longmont |
CO |
LNMTCOMADS1 |
9636 QWEST CORPORATION |
656 |
|
2002-09-10 |
|
| 720-864
| 4 |
Longmont |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
2004-12-20 |
|
| 720-864
| 5 |
Longmont |
CO |
LNMTCOMADS1 |
9636 QWEST CORPORATION |
656 |
|
2002-09-30 |
|
| 720-864
| 6 |
Longmont |
CO |
LNMTCOMADS1 |
9636 QWEST CORPORATION |
656 |
|
2002-09-30 |
|
| 720-864
| 7 |
Longmont |
CO |
LNMTCOMADS1 |
9636 QWEST CORPORATION |
656 |
|
2002-09-30 |
|
| 720-864
| 8 |
Longmont |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2006-06-19 |
|
| 720-864
| 9 |
Longmont |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2006-06-19 |
|
| 720-865
| A |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 720-866
| A |
Denver |
CO |
DNVRCO26XSX |
145J TERRA NOVA TELECOM INC. |
656 |
|
|
|
| 720-866
| 0 |
Denver |
CO |
FTCLCOMAAMD |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
2019-04-22 |
|
| 720-866
| 1 |
Denver |
CO |
FTCLCOMAAMD |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
2019-04-22 |
|
| 720-866
| 2 |
Denver |
CO |
FTCLCOMAAMD |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
2019-04-22 |
|
| 720-866
| 3 |
Denver |
CO |
FTCLCOMAAMD |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
2019-04-22 |
|
| 720-866
| 4 |
Denver |
CO |
FTCLCOMAAMD |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
2019-04-22 |
|
| 720-866
| 5 |
Denver |
CO |
FTCLCOMAAMD |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
2019-04-22 |
|
| 720-866
| 6 |
Denver |
CO |
|
145J TERRA NOVA TELECOM INC. |
656 |
|
2019-04-21 |
|
| 720-866
| 7 |
Denver |
CO |
DNVTCOUZAMD |
4788 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - CO |
656 |
|
2019-04-25 |
|
| 720-866
| 8 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2019-05-02 |
|
| 720-866
| 9 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2019-05-02 |
|
| 720-867
| A |
Denver |
CO |
DNVRCOGVDS0 |
8540 GREAT WEST SERVICES, LTD. - CO |
656 |
|
|
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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