Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

OCN: 7575 CENTURYLINK COMMUNICATIONS LLC

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
956-347 7 Lyford TX HRLNTXHGXFX  568   2016-03-12   
956-395 7 Rio Hondo TX HRLNTXHGXFX  568   2016-06-08   
956-397 A El Sauz TX HRLNTXHGXFX  568      
956-397 7 El Sauz TX HRLNTXHGXFX  568   2016-07-09   
956-403 7 Pharr TX HRLNTXHGXFX  568   2016-06-08   
956-410 7 Los Fresnos TX HRLNTXHGXFX  568   2016-06-08   
956-416 6 Rio Grande City TX HRLNTXHGXFX  568   2016-03-12   
956-422 7 Roma TX HRLNTXHGXFX  568   2016-03-12   
956-485 7 Sullivan City TX HRLNTXHGXFX  568   2016-06-08   
956-503 7 Donna TX HRLNTXHGXFX  568   2016-06-08   
956-549 A Stillman TX HRLNTXHGXFX  568      
956-549 7 Stillman TX HRLNTXHGXFX  568   2016-04-14   
956-557 A McCook TX HRLNTXHGXFX  568      
956-557 7 McCook TX HRLNTXHGXFX  568   2016-07-09   
956-567 7 Edcouch TX HRLNTXHGXFX  568   2016-06-08   
956-582 A San Perlita TX HRLNTXHGXFX  568      
956-582 7 San Perlita TX HRLNTXHGXFX  568   2016-07-09   
956-609 7 Edinburg TX HRLNTXHGXFX  568   2016-06-08   
956-614 7 Zapata TX HRLNTXHGXFX  568   2016-06-08   
956-615 7 Laredo TX SNANTXCA60Z  566   2016-11-23   
956-619 7 Weslaco TX HRLNTXHGXFX  568   2016-03-12   
956-633 7 Santa Rosa TX HRLNTXHGXFX  568   2016-03-12   
956-653 A Hargill TX HRLNTXHGXFX  568      
956-653 7 Hargill TX HRLNTXHGXFX  568   2016-07-09   
956-660 A Harlingen TX HRLNTXHGXFX  568      
956-660 7 Harlingen TX HRLNTXHGXFX  568   2016-02-20   
956-662 7 McAllen TX HRLNTXHGXFX  568   2016-02-11   
956-671 A San Isidro TX HRLNTXHGXFX  568      
956-671 7 San Isidro TX HRLNTXHGXFX  568   2016-07-09   
956-690 7 Raymondville TX HRLNTXHGXFX  568   2016-03-12   
956-714 7 Brownsville TX HRLNTXHGXFX  568   2016-06-15   
956-773 5 Lasara TX HRLNTXHGXFX  568   2016-06-08   
956-804 A Port Mansfield TX HRLNTXHGXFX  568      
956-804 7 Port Mansfield TX HRLNTXHGXFX  568   2016-07-09   
956-848 7 Falcon Heights TX HRLNTXHGXFX  568   2016-06-08   
956-888 3 Mission TX HRLNTXHGXFX  568   2016-06-08   
956-934 A San Benito TX HRLNTXHGXFX  568      
956-934 7 San Benito TX HRLNTXHGXFX  568   2016-06-08   
956-943 8 Port Isabel TX HRLNTXHGXFX  568   2016-06-08   
970-233 5 Collbran CO HLRNCOFP1MD  656   2014-11-05   
970-235 7 Estes Park CO HLRNCOFP1MD  656   2014-05-23   
970-287 7 Silt CO HLRNCOFP1MD  656   2014-11-18   
970-289 7 Brush CO HLRNCOFP1MD  656   2014-05-23   
970-293 6 Red Feather Lakes CO HLRNCOFP1MD  656   2014-11-05   
970-296 7 Fruita CO HLRNCOFP1MD  656   2014-05-23   
970-340 7 Carbondale CO HLRNCOFP1MD  656   2014-05-23   
970-341 7 Olathe CO HLRNCOFP1MD  656   2014-05-23   
970-360 6 Yuma CO HLRNCOFP1MD  656   2014-11-05   
970-363 5 Fraser CO HLRNCOFP1MD  656   2014-05-23   
970-394 7 Dolores CO HLRNCOFP1MD  656   2014-11-05   

<< 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 >>

Last updated: Sun, 28 Feb 2021 19:06:05 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.