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: 464C ONVOY, LLC - OH

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
380-400 7 Gahanna OH CLMBOHLT1MD  324   2021-03-01   
380-444 A Columbus OH CLMBOHLT1MD  324      
380-444 4 Columbus OH CLMBOHLT1MD  324   2017-11-26   
380-444 5 Columbus OH CLMBOHLT1MD  324   2019-11-11   
380-444 6 Columbus OH CLMBOHLT1MD  324   2019-11-11   
380-444 7 Columbus OH CLMBOHLT1MD  324   2019-11-11   
380-444 8 Columbus OH CLMBOHLT1MD  324   2019-10-24   
380-500 A Worthington OH CLMBOHLT1MD  324      
380-500 4 Worthington OH CLMBOHLT1MD  324   2021-04-05   
380-500 5 Worthington OH CLMBOHLT1MD  324   2021-04-05   
380-500 6 Worthington OH CLMBOHLT1MD  324   2021-04-05   
380-500 7 Worthington OH CLMBOHLT1MD  324   2021-04-05   
380-600 2 Lockbourne OH CLMBOHLT1MD  324   2020-11-15   
380-600 3 Lockbourne OH CLMBOHLT1MD  324   2020-11-15   
380-600 4 Lockbourne OH CLMBOHLT1MD  324   2021-03-11   
380-600 5 Lockbourne OH CLMBOHLT1MD  324   2021-03-11   
380-600 8 Lockbourne OH CLMBOHLT1MD  324   2020-06-20   
380-600 9 Lockbourne OH CLMBOHLT1MD  324   2020-06-20   
380-666 A Grove City OH CLMBOHLT1MD  324      
380-666 3 Grove City OH CLMBOHLT1MD  324   2020-04-20   
380-666 4 Grove City OH CLMBOHLT1MD  324   2020-04-20   
380-666 6 Grove City OH CLMBOHLT1MD  324   2017-11-26   
380-666 8 Grove City OH CLMBOHLT1MD  324   2020-11-15   
380-666 9 Grove City OH CLMBOHLT1MD  324   2020-11-15   
380-777 A Gahanna OH CLMBOHLT1MD  324      
380-777 2 Gahanna OH CLMBOHLT1MD  324   2019-12-27   
380-777 3 Gahanna OH CLMBOHLT1MD  324   2019-12-27   
380-777 4 Gahanna OH CLMBOHLT1MD  324   2019-12-27   
380-777 5 Gahanna OH CLMBOHLT1MD  324   2020-04-20   
380-777 7 Gahanna OH CLMBOHLT1MD  324   2017-11-26   
380-777 8 Gahanna OH CLMBOHLT1MD  324   2020-04-20   
380-777 9 Gahanna OH CLMBOHLT1MD  324   2020-04-20   
380-800 2 Columbus OH CLMBOHLT1MD  324   2020-03-03   
380-800 3 Columbus OH CLMBOHLT1MD  324   2020-03-04   
380-800 4 Columbus OH CLMBOHLT1MD  324   2020-03-04   
380-800 5 Columbus OH CLMBOHLT1MD  324   2020-03-04   
380-800 6 Columbus OH CLMBOHLT1MD  324   2020-03-04   
380-800 7 Columbus OH CLMBOHLT1MD  324   2020-03-04   
380-800 9 Columbus OH CLMBOHLT1MD  324   2020-03-03   
380-888 A Alton OH CLMBOHLT1MD  324      
380-888 2 Alton OH CLMBOHLT1MD  324   2020-04-23   
380-888 3 Alton OH CLMBOHLT1MD  324   2020-04-23   
380-888 4 Alton OH CLMBOHLT1MD  324   2020-04-23   
380-888 5 Alton OH CLMBOHLT1MD  324   2020-12-19   
380-888 8 Alton OH CLMBOHLT1MD  324   2017-12-30   
380-979 A Grove City OH CLMBOHLT1MD  324      
380-979 1 Grove City OH CLMBOHLT1MD  324   2023-08-13   
380-979 3 Grove City OH CLMBOHLT1MD  324   2023-08-13   
380-979 5 Grove City OH CLMBOHLT1MD  324   2024-01-12   
380-979 6 Grove City OH CLMBOHLT1MD  324   2021-04-05   

<< 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 >>

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.