Local Calling Guide
Area code/prefix search
Denver, CO
<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 720-897
| 8 |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2007-04-18 |
|
| 720-897
| 9 |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 720-898
| A |
ARVDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-900
| A |
DNVRCO26DS5 |
278F PEERLESS NETWORK OF COLORADO, LLC - CO |
656 |
|
|
|
| 720-900
| 0 |
DNVRCO26DS5 |
278F PEERLESS NETWORK OF COLORADO, LLC - CO |
656 |
|
2014-11-28 |
|
| 720-900
| 1 |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2014-12-06 |
|
| 720-900
| 2 |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2014-12-06 |
|
| 720-900
| 3 |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2014-12-01 |
|
| 720-900
| 4 |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2014-12-06 |
|
| 720-900
| 5 |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2014-12-06 |
|
| 720-900
| 6 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2014-12-01 |
|
| 720-900
| 7 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2014-12-01 |
|
| 720-900
| 8 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2014-12-01 |
|
| 720-900
| 9 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2014-12-01 |
|
| 720-901
| A |
DNVTCOZI6MD |
073H TELNYX LLC |
656 |
|
|
|
| 720-901
| 0 |
DNVTCOZI6MD |
073H TELNYX LLC |
656 |
|
2022-01-15 |
|
| 720-901
| 1 |
DNVTCOZI6MD |
073H TELNYX LLC |
656 |
|
2022-01-15 |
|
| 720-901
| 2 |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2022-01-17 |
|
| 720-901
| 3 |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2022-01-17 |
|
| 720-901
| 4 |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2022-01-17 |
|
| 720-901
| 5 |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2022-01-17 |
|
| 720-901
| 6 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2022-02-05 |
|
| 720-901
| 7 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2022-02-05 |
|
| 720-901
| 8 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2022-02-05 |
|
| 720-901
| 9 |
DNVRCO26DS5 |
278F PEERLESS NETWORK OF COLORADO, LLC - CO |
656 |
|
2022-01-16 |
|
| 720-902
| A |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 720-902
| 0 |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2019-06-15 |
|
| 720-902
| 1 |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2019-06-15 |
|
| 720-902
| 2 |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2020-03-02 |
|
| 720-902
| 3 |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2020-03-02 |
|
| 720-902
| 4 |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2020-03-02 |
|
| 720-902
| 5 |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2020-03-02 |
|
| 720-902
| 6 |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2020-03-02 |
|
| 720-902
| 7 |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2020-03-02 |
|
| 720-902
| 8 |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2020-03-02 |
|
| 720-902
| 9 |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2020-03-02 |
|
| 720-903
| A |
DNVTCO56AMD |
8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO |
656 |
|
|
|
| 720-903
| 0 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2008-06-18 |
|
| 720-903
| 1 |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 720-903
| 2 |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 720-903
| 3 |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 720-903
| 4 |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 720-903
| 5 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2008-01-17 |
|
| 720-903
| 6 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2008-01-17 |
|
| 720-903
| 7 |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 720-903
| 8 |
DNVTCO56AMD |
8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO |
656 |
|
|
|
| 720-903
| 9 |
DNVTCO56AMD |
8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO |
656 |
|
|
|
| 720-904
| A |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-905
| A |
DNVRCO26X1Y |
598J FIVE9, INC. |
656 |
|
|
|
| 720-905
| 0 |
DNVRCO26X1Y |
598J FIVE9, INC. |
656 |
|
2022-03-28 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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