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: 515J IP HORIZON 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 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
580-376 0 Idabel OK   536   2026-04-05   
580-394 6 Glencoe OK   536   2026-04-04   
580-395 9 Medford OK   536   2026-04-12   
580-396 5 Morrison OK   536   2026-04-12   
580-401 2 Ponca City OK   536   2026-04-12   
580-404 3 Roff OK   536   2026-04-12   
580-408 5 Rattan OK   536   2026-04-12   
580-409 4 Tupelo OK   536   2026-04-12   
580-410 6 Wapanucka OK   536   2026-04-12   
580-412 1 Fairview OK   536   2026-04-04   
580-413 1 Red Rock OK   536   2026-04-12   
580-422 8 Billings OK   536   2026-04-04   
580-450 7 Walters OK   536   2026-04-12   
580-457 0 Lawton OK   536   2026-04-12   
580-469 2 Sayre OK   536   2026-04-12   
580-476 4 Rush Springs OK   536   2026-04-12   
580-489 1 Fort Towson OK   536   2026-04-04   
580-498 4 Konawa OK   536   2026-04-12   
580-499 1 Mangum OK   536   2026-04-12   
580-501 7 Ada OK   536   2026-04-20   
580-502 5 Wilson OK   536   2026-04-12   
580-505 4 Woodward OK   536   2026-04-12   
580-506 1 Cache OK   536   2026-04-04   
580-557 2 Tonkawa OK   536   2026-04-12   
580-563 3 Blair OK   536   2026-04-04   
580-566 9 Boswell OK   536   2026-04-04   
580-570 2 Durant OK   536   2026-04-04   
580-575 1 Eldorado OK   536   2026-04-04   
580-596 5 Cherokee OK   536   2026-04-04   
580-608 1 Kingston OK   536   2026-04-12   
580-640 1 Tishomingo OK   536   2026-04-12   
580-641 7 Marlow OK   536   2026-04-12   
580-650 3 Weatherford OK   536   2026-04-12   
580-662 5 Ringling OK   536   2026-04-12   
580-666 4 Rocky OK   536   2026-04-12   
580-682 2 Hobart OK   536   2026-04-05   
580-685 2 Ardmore OK   536   2026-04-04   
580-732 3 Alva OK   536   2026-04-04   
580-757 0 Ryan OK   536   2026-04-12   
580-758 6 Waukomis OK   536   2026-04-12   
580-825 1 Hitchcock OK   536   2026-04-05   
580-833 3 Blackwell OK   536   2026-04-04   
580-857 8 Allen OK   536   2026-04-04   
580-882 0 Healdton OK   536   2026-04-05   
580-969 6 Hugo OK   536   2026-04-05   
580-992 1 Newkirk OK   536   2026-04-12   
580-998 0 Antlers OK   536   2026-04-04   
582-206 2 Edinboro PA   924   2024-01-04   
582-225 2 Titusville PA   924   2024-01-04   
582-227 2 Girard PA   924   2024-01-04   

<< 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 >>

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.