Local Calling Guide
Area code/prefix search
Region: 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 970-557
| 8 |
Granby |
CO |
DNVRCO26DS5 |
278F PEERLESS NETWORK OF COLORADO, LLC - CO |
656 |
|
2013-04-26 |
|
| 970-557
| 9 |
Granby |
CO |
DNVRCO26DS5 |
278F PEERLESS NETWORK OF COLORADO, LLC - CO |
656 |
|
2013-04-26 |
|
| 970-558
| A |
Hotchkiss |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
|
|
| 970-558
| 3 |
Hotchkiss |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2023-08-26 |
|
| 970-558
| 8 |
Hotchkiss |
CO |
|
145J TERRA NOVA TELECOM INC. |
656 |
|
2025-05-21 |
|
| 970-559
| A |
Durango |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-559
| 0 |
Durango |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2023-08-11 |
|
| 970-559
| 1 |
Durango |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
2024-07-02 |
|
| 970-559
| 2 |
Durango |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2023-08-11 |
|
| 970-559
| 3 |
Durango |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2023-08-11 |
|
| 970-559
| 4 |
Durango |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2023-08-11 |
|
| 970-559
| 5 |
Durango |
CO |
|
6529 T-MOBILE USA, INC. |
656 |
|
2025-06-02 |
|
| 970-559
| 6 |
Durango |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2023-08-11 |
|
| 970-559
| 7 |
Durango |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
2023-01-26 |
|
| 970-559
| 8 |
Durango |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
2023-01-26 |
|
| 970-559
| 9 |
Durango |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
2023-01-26 |
|
| 970-560
| A |
Cortez |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 970-560
| 0 |
Cortez |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 970-560
| 1 |
Cortez |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 970-560
| 2 |
Cortez |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 970-560
| 3 |
Cortez |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 970-560
| 4 |
Cortez |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 970-560
| 5 |
Cortez |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 970-560
| 6 |
Cortez |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 970-560
| 7 |
Cortez |
CO |
DURNCOMA6MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2011-07-15 |
|
| 970-560
| 8 |
Cortez |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 970-560
| 9 |
Cortez |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 970-561
| A |
Windsor |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
|
|
| 970-561
| 0 |
Windsor |
CO |
DNVRCO26XUX |
516J TON80 COMMUNICATIONS, LLC |
656 |
|
2021-10-30 |
|
| 970-561
| 1 |
Windsor |
CO |
|
515J IP HORIZON LLC |
656 |
|
2022-04-29 |
|
| 970-561
| 2 |
Windsor |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2023-10-14 |
|
| 970-561
| 3 |
Windsor |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2023-10-14 |
|
| 970-561
| 4 |
Windsor |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2023-10-14 |
|
| 970-561
| 6 |
Windsor |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2021-10-01 |
|
| 970-561
| 7 |
Windsor |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2019-08-23 |
|
| 970-561
| 8 |
Windsor |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2021-10-01 |
|
| 970-561
| 9 |
Windsor |
CO |
DNVRCO26DS5 |
278F PEERLESS NETWORK OF COLORADO, LLC - CO |
656 |
|
2023-09-08 |
|
| 970-562
| A |
Pleasant View |
CO |
PSVWCOXCDS1 |
2188 FARMERS TEL. CO., INC. |
656 |
|
|
|
| 970-563
| A |
Ignacio |
CO |
IGNCCOXCDS0 |
2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK |
656 |
|
|
|
| 970-563
| 0 |
Ignacio |
CO |
IGNCCOXCDS0 |
2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK |
656 |
|
|
|
| 970-563
| 1 |
Ignacio |
CO |
IGNCCOXCDS0 |
2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK |
656 |
|
|
|
| 970-563
| 2 |
Ignacio |
CO |
IGNCCOXCDS0 |
2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK |
656 |
|
|
|
| 970-563
| 3 |
Ignacio |
CO |
IGNCCOXCDS0 |
2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK |
656 |
|
|
|
| 970-563
| 4 |
Ignacio |
CO |
IGNCCOXCDS0 |
2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK |
656 |
|
|
|
| 970-563
| 5 |
Ignacio |
CO |
IGNCCOXCDS0 |
2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK |
656 |
|
|
|
| 970-563
| 6 |
Ignacio |
CO |
IGNCCOXCDS0 |
2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK |
656 |
|
|
|
| 970-563
| 7 |
Ignacio |
CO |
IGNCCOXCDS0 |
2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK |
656 |
|
|
|
| 970-563
| 8 |
Ignacio |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2023-03-05 |
|
| 970-563
| 9 |
Ignacio |
CO |
IGNCCOXCDS0 |
2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK |
656 |
|
|
|
| 970-564
| A |
Cortez |
CO |
CRTZCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 970-564
| 0 |
Cortez |
CO |
CRTZCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 970-564
| 1 |
Cortez |
CO |
CRTZCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 970-564
| 2 |
Cortez |
CO |
CRTZCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 970-564
| 3 |
Cortez |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2007-11-09 |
|
| 970-564
| 4 |
Cortez |
CO |
CRTZCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 970-564
| 5 |
Cortez |
CO |
CRTZCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 970-564
| 6 |
Cortez |
CO |
CRTZCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 970-564
| 7 |
Cortez |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2006-11-04 |
|
| 970-564
| 8 |
Cortez |
CO |
CRTZCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 970-564
| 9 |
Cortez |
CO |
CRTZCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 970-565
| A |
Cortez |
CO |
CRTZCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 970-566
| A |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-566
| 0 |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-566
| 1 |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-566
| 2 |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-566
| 3 |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-566
| 4 |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-566
| 5 |
Fort Collins |
CO |
DNVRCOII0MD |
5562 METROPCS, INC. |
656 |
|
|
|
| 970-566
| 6 |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-566
| 7 |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-566
| 8 |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-566
| 9 |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-567
| A |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-567
| 0 |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-567
| 1 |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-567
| 2 |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-567
| 3 |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-567
| 4 |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-567
| 5 |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-567
| 6 |
Fort Collins |
CO |
DNVRCOII0MD |
5562 METROPCS, INC. |
656 |
|
|
|
| 970-567
| 7 |
Fort Collins |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 970-567
| 8 |
Fort Collins |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2013-12-25 |
|
| 970-567
| 9 |
Fort Collins |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2010-04-27 |
|
| 970-568
| A |
Fort Collins |
CO |
WGTNCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 970-568
| 0 |
Fort Collins |
CO |
WGTNCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 970-568
| 1 |
Fort Collins |
CO |
WGTNCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 970-568
| 2 |
Fort Collins |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2008-09-22 |
|
| 970-568
| 3 |
Fort Collins |
CO |
WGTNCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 970-568
| 4 |
Fort Collins |
CO |
WGTNCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 970-568
| 5 |
Fort Collins |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2008-04-04 |
|
| 970-568
| 6 |
Fort Collins |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2008-10-13 |
|
| 970-568
| 7 |
Fort Collins |
CO |
WGTNCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 970-568
| 8 |
Fort Collins |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2009-07-30 |
|
| 970-568
| 9 |
Fort Collins |
CO |
WGTNCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 970-569
| A |
Edwards |
CO |
EDWRCOXCDS1 |
2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK |
656 |
|
|
|
| 970-570
| A |
Cortez |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 970-570
| 0 |
Cortez |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 970-570
| 1 |
Cortez |
CO |
|
145J TERRA NOVA TELECOM INC. |
656 |
|
2023-08-06 |
|
| 970-570
| 2 |
Cortez |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
2023-08-09 |
|
| 970-570
| 3 |
Cortez |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
2007-05-25 |
|
<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 >>
Last updated: Tue, 16 Jun 2026 00:09:45 UTC
Sponsored by: LES.NET
Like this site? We accept donations via PayPal.