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: 7229 MCIMETRO ACCESS TRANSMISSION SERVICES 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
412-385 A Pittsburgh Suburban Zone 10 PA   234      
412-385 5 Pittsburgh Suburban Zone 10 PA   234      
412-385 9 Pittsburgh Suburban Zone 10 PA   234      
412-386 A Pittsburgh Suburban Zone 11 PA   234      
412-386 2 Pittsburgh Suburban Zone 11 PA PITBPADTXPX  234   2002-12-15   
412-386 3 Pittsburgh Suburban Zone 11 PA   234   2008-03-27   
412-386 4 Pittsburgh Suburban Zone 11 PA   234      
412-386 5 Pittsburgh Suburban Zone 11 PA   234      
412-386 6 Pittsburgh Suburban Zone 11 PA   234      
412-386 9 Pittsburgh Suburban Zone 11 PA   234      
412-387 A Elizabeth PA   234      
412-387 9 Elizabeth PA   234      
412-397 A Pittsburgh Suburban Zone 15 PA   234      
412-397 9 Pittsburgh Suburban Zone 15 PA   234      
412-402 9 Pittsburgh Zone 1 PA PITBPADTXPX  234   2007-04-20   
412-406 2 Pittsburgh Suburban Zone 19 PA   234   2002-12-21   
412-406 6 Pittsburgh Suburban Zone 19 PA   234   2008-07-15   
412-407 A Pittsburgh Zone 3 PA   234      
412-407 9 Pittsburgh Zone 3 PA   234      
412-408 A Pittsburgh Zone 3 PA   234      
412-408 6 Pittsburgh Zone 3 PA   234      
412-409 A Pittsburgh Suburban Zone 12 PA PITBPADTXPX  234      
412-409 4 Pittsburgh Suburban Zone 12 PA   234      
412-409 9 Pittsburgh Suburban Zone 12 PA PITBPADTXPX  234      
412-413 A Pittsburgh Suburban Zone 14 PA   234      
412-413 2 Pittsburgh Suburban Zone 14 PA   234   2015-03-14   
412-413 3 Pittsburgh Suburban Zone 14 PA   234   2015-03-14   
412-413 4 Pittsburgh Suburban Zone 14 PA   234   2015-03-14   
412-413 5 Pittsburgh Suburban Zone 14 PA   234   2015-03-14   
412-413 6 Pittsburgh Suburban Zone 14 PA   234   2015-03-14   
412-416 A Pittsburgh Zone 1 PA   234      
412-416 0 Pittsburgh Zone 1 PA   234   2009-10-10   
412-416 1 Pittsburgh Zone 1 PA   234   2009-10-10   
412-416 2 Pittsburgh Zone 1 PA   234   2009-10-10   
412-416 3 Pittsburgh Zone 1 PA   234   2009-10-10   
412-416 4 Pittsburgh Zone 1 PA   234   2009-10-10   
412-416 5 Pittsburgh Zone 1 PA   234   2009-10-10   
412-416 6 Pittsburgh Zone 1 PA   234   2009-10-10   
412-416 7 Pittsburgh Zone 1 PA   234   2009-10-10   
412-416 8 Pittsburgh Zone 1 PA   234   2009-10-10   
412-416 9 Pittsburgh Zone 1 PA   234   2009-10-10   
412-420 1 Pittsburgh Zone 1 PA   234      
412-426 A Pittsburgh Suburban Zone 20 PA   234      
412-426 9 Pittsburgh Suburban Zone 20 PA   234      
412-428 A Pittsburgh Suburban Zone 14 PA   234      
412-428 0 Pittsburgh Suburban Zone 14 PA   234      
412-428 5 Pittsburgh Suburban Zone 14 PA   234      
412-428 7 Pittsburgh Suburban Zone 14 PA   234      
412-428 9 Pittsburgh Suburban Zone 14 PA   234      
412-451 8 Pittsburgh Zone 5 PA   234   2003-11-17   
412-452 9 Pittsburgh Zone 1 PA PITBPADTXPX  234   2008-10-06   
412-479 A Pittsburgh Suburban Zone 12 PA   234      
412-479 0 Pittsburgh Suburban Zone 12 PA   234      
412-479 2 Pittsburgh Suburban Zone 12 PA   234      
412-479 3 Pittsburgh Suburban Zone 12 PA   234      
412-479 4 Pittsburgh Suburban Zone 12 PA   234      
412-479 5 Pittsburgh Suburban Zone 12 PA   234      
412-479 6 Pittsburgh Suburban Zone 12 PA   234      
412-479 8 Pittsburgh Suburban Zone 12 PA   234      
412-489 A Pittsburgh Suburban Zone 14 PA   234      
412-489 9 Pittsburgh Suburban Zone 14 PA   234      
412-492 6 Pittsburgh Suburban Zone 18 PA   234      
412-501 A Pittsburgh Zone 4 PA   234      
412-501 0 Pittsburgh Zone 4 PA   234      
412-501 6 Pittsburgh Zone 4 PA   234      
412-502 A Pittsburgh Zone 6 PA   234      
412-502 2 Pittsburgh Zone 6 PA   234      
412-502 9 Pittsburgh Zone 6 PA   234      
412-503 A Pittsburgh Zone 7 PA   234      
412-503 4 Pittsburgh Zone 7 PA   234      
412-503 9 Pittsburgh Zone 7 PA   234      
412-504 A Pittsburgh Suburban Zone 13 PA   234      
412-504 0 Pittsburgh Suburban Zone 13 PA   234      
412-504 1 Pittsburgh Suburban Zone 13 PA   234      
412-504 2 Pittsburgh Suburban Zone 13 PA   234   2007-04-07   
412-504 4 Pittsburgh Suburban Zone 13 PA   234      
412-505 A Pittsburgh Suburban Zone 14 PA   234      
412-505 0 Pittsburgh Suburban Zone 14 PA   234      
412-505 1 Pittsburgh Suburban Zone 14 PA   234      
412-505 2 Pittsburgh Suburban Zone 14 PA   234      
412-505 4 Pittsburgh Suburban Zone 14 PA   234      
412-505 5 Pittsburgh Suburban Zone 14 PA   234   2016-08-31   
412-505 6 Pittsburgh Suburban Zone 14 PA   234      
412-505 7 Pittsburgh Suburban Zone 14 PA   234      
412-505 9 Pittsburgh Suburban Zone 14 PA   234      
412-506 A Pittsburgh Suburban Zone 14 PA   234      
412-506 4 Pittsburgh Suburban Zone 14 PA   234      
412-507 A Pittsburgh Suburban Zone 15 PA   234      
412-507 2 Pittsburgh Suburban Zone 15 PA   234      
412-507 3 Pittsburgh Suburban Zone 15 PA   234      
412-507 5 Pittsburgh Suburban Zone 15 PA   234      
412-532 3 Pittsburgh Suburban Zone 11 PA PITBPADTXPX  234   2007-04-05   
412-533 A Clairton PA   234      
412-533 9 Clairton PA   234      
412-534 A Pittsburgh Suburban Zone 16 PA   234      
412-534 9 Pittsburgh Suburban Zone 16 PA   234      
412-535 A Pittsburgh Zone 1 PA   234      
412-535 0 Pittsburgh Zone 1 PA   234      
412-535 4 Pittsburgh Zone 1 PA   234      
412-535 5 Pittsburgh Zone 1 PA   234      

<< 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: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.