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: 547E ONVOY, LLC - PA

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
610-415 5 Phoenixville PA PHLAPAFGD2S  228   2004-08-30   
610-421 0 Emmaus PA PHLAPAFGD2S  228   2016-04-04   
610-421 1 Emmaus PA PHLAPAFGD2S  228   2015-11-27   
610-421 9 Emmaus PA PHLAPAFGD2S  228   2016-04-04   
610-423 0 Exton PA PHLAPAFGD2S  228   2004-11-02   
610-423 1 Exton PA PHLAPAFGD2S  228   2004-11-02   
610-423 2 Exton PA PHLAPAFGD2S  228   2004-11-02   
610-423 3 Exton PA PHLAPAFGD2S  228   2004-11-02   
610-423 5 Exton PA PHLAPAFGD2S  228   2004-11-02   
610-423 7 Exton PA PHLAPAFGD2S  228   2004-11-02   
610-424 A Allentown (Lehigh) PA PHLAPAFGD2S  228      
610-424 0 Allentown (Lehigh) PA PHLAPAFGD2S  228   2021-05-13   
610-424 1 Allentown (Lehigh) PA PHLAPAFGD2S  228   2021-05-13   
610-424 2 Allentown (Lehigh) PA PHLAPAFGD2S  228   2021-05-13   
610-424 3 Allentown (Lehigh) PA PHLAPAFGD2S  228   2021-05-13   
610-424 4 Allentown (Lehigh) PA PHLAPAFGD2S  228   2021-05-13   
610-424 5 Allentown (Lehigh) PA PHLAPAFGD2S  228   2021-05-13   
610-424 6 Allentown (Lehigh) PA PHLAPAFGD2S  228   2021-05-13   
610-424 7 Allentown (Lehigh) PA PHLAPAFGD2S  228   2021-05-13   
610-424 8 Allentown (Lehigh) PA PHLAPAFGD2S  228   2021-05-13   
610-424 9 Allentown (Lehigh) PA PHLAPAFGD2S  228   2021-05-13   
610-439 9 Allentown (Lehigh) PA PHLAPAFGD2S  228   2019-04-23   
610-447 4 Philadelphia Suburban Zone 11 PA PHLAPAFGD2S  228   2024-09-15   
610-460 A Allentown (Lehigh) PA PHLAPAFGD2S  228      
610-460 0 Allentown (Lehigh) PA PHLAPAFGD2S  228   2026-04-10   
610-460 1 Allentown (Lehigh) PA PHLAPAFGD2S  228   2026-04-10   
610-460 2 Allentown (Lehigh) PA   228   2026-07-24   
610-460 3 Allentown (Lehigh) PA   228   2026-07-24   
610-460 8 Allentown (Lehigh) PA PHLAPAFGD2S  228   2026-05-08   
610-460 9 Allentown (Lehigh) PA PHLAPAFGD2S  228   2026-05-08   
610-463 0 Reading PA PHLAPAFGD2S  228   2017-12-01   
610-463 1 Reading PA PHLAPAFGD2S  228   2017-12-01   
610-466 8 Coatesville PA PHLAPAFGD2S  228   2004-08-20   
610-467 2 Oxford PA PHLAPAFGD2S  228   2016-03-25   
610-467 3 Oxford PA PHLAPAFGD2S  228   2016-03-25   
610-471 2 Philadelphia Suburban Zone 11 PA PHLAPAFGD2S  228   2004-08-27   
610-471 3 Philadelphia Suburban Zone 11 PA PHLAPAFGD2S  228   2004-08-27   
610-471 4 Philadelphia Suburban Zone 11 PA PHLAPAFGD2S  228   2004-08-27   
610-471 5 Philadelphia Suburban Zone 11 PA PHLAPAFGD2S  228   2004-08-27   
610-471 6 Philadelphia Suburban Zone 11 PA PHLAPAFGD2S  228   2004-08-27   
610-472 0 Philadelphia Suburban Zone 17 PA PHLAPAFGD2S  228   2023-02-05   
610-472 1 Philadelphia Suburban Zone 17 PA PHLAPAFGD2S  228   2023-02-05   
610-472 7 Philadelphia Suburban Zone 17 PA PHLAPAFGD2S  228   2022-12-12   
610-472 8 Philadelphia Suburban Zone 17 PA PHLAPAFGD2S  228   2022-12-12   
610-472 9 Philadelphia Suburban Zone 17 PA PHLAPAFGD2S  228   2022-12-12   
610-486 3 Mortonville PA PHLAPAFGD2S  228   2012-10-05   
610-486 5 Mortonville PA PHLAPAFGD2S  228   2016-03-28   
610-486 7 Mortonville PA PHLAPAFGD2S  228   2016-03-28   
610-490 8 Philadelphia Suburban Zone 11 PA PHLAPAFGD2S  228   2016-02-23   
610-492 6 Philadelphia Suburban Zone 22 PA PHLAPAFGD2S  228   2018-09-10   

<< 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 >>

Last updated: Tue, 29 Sep 2026 03:00:13 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.