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: 093F ONVOY, LLC - MO

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 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
235-200 A Cardwell MO STLSMOWQDS2  520   2024-11-14   
235-200 0 Cardwell MO STLSMOWQDS2  520   2024-11-14   
235-200 2 Cardwell MO STLSMOWQDS2  520   2024-11-14   
235-202 1 Columbia MO CLMAMOXAXIX  521   2025-02-01   
235-202 2 Columbia MO CLMAMOXAXIX  521   2025-02-01   
235-202 6 Columbia MO CLMAMOXAXIX  521   2025-02-01   
235-203 0 Gravois Mills MO   520   2026-08-23   
235-204 1 Columbia MO   521   2026-09-12   
235-206 8 Jefferson City MO   521   2026-09-19   
235-210 A Flat River MO STLSMOWQDS2  520   2025-06-01   
235-210 0 Flat River MO STLSMOWQDS2  520   2025-06-01   
235-217 1 Columbia MO   521   2026-08-31   
235-218 1 Jefferson City MO   521   2026-09-19   
235-218 8 Jefferson City MO   521   2026-09-19   
235-219 1 St James MO WNVLMOXAXXX  520   2025-09-28   
235-219 2 St James MO WNVLMOXAXXX  520   2026-03-14   
235-219 3 St James MO WNVLMOXAXXX  520   2026-05-03   
235-219 4 St James MO WNVLMOXAXXX  520   2026-06-22   
235-219 7 St James MO   520   2026-08-02   
235-219 8 St James MO WNVLMOXAXXX  520   2025-11-28   
235-222 A Birch Tree MO STLSMOWQDS2  520   2025-09-09   
235-222 0 Birch Tree MO STLSMOWQDS2  520   2025-09-09   
235-222 2 Birch Tree MO STLSMOWQDS2  520   2025-09-09   
235-225 0 Farmington MO   520   2026-09-06   
235-225 1 Farmington MO   520   2026-09-06   
235-227 0 Cape Girardeau MO   520   2026-08-24   
235-229 0 Camdenton MO STLSMOWQDS2  520   2026-04-04   
235-229 1 Camdenton MO STLSMOWQDS2  520   2026-05-21   
235-229 5 Camdenton MO   520   2026-07-24   
235-229 6 Camdenton MO   520   2026-08-23   
235-333 A Jackson MO STLSMOWQDS2  520   2025-09-09   
235-333 0 Jackson MO STLSMOWQDS2  520   2025-09-09   
235-333 3 Jackson MO STLSMOWQDS2  520   2025-09-09   
235-444 A Oran MO STLSMOWQDS2  520   2025-09-09   
235-444 0 Oran MO STLSMOWQDS2  520   2025-09-09   
235-444 4 Oran MO STLSMOWQDS2  520   2025-09-09   
235-529 A Fredericktown MO STLSMOWQDS2  520   2026-02-17   
235-529 0 Fredericktown MO   520   2026-08-01   
235-529 1 Fredericktown MO   520   2026-09-06   
235-529 8 Fredericktown MO STLSMOWQDS2  520   2026-02-17   
235-529 9 Fredericktown MO STLSMOWQDS2  520   2026-02-17   
235-666 A Eldon MO STLSMOWQDS2  520   2026-02-17   
235-666 0 Eldon MO STLSMOWQDS2  520   2026-02-17   
235-666 6 Eldon MO STLSMOWQDS2  520   2026-02-17   
235-666 8 Eldon MO   520   2026-09-06   
235-777 A Fisk MO STLSMOWQDS2  520   2024-11-14   
235-777 0 Fisk MO STLSMOWQDS2  520   2024-11-14   
235-777 7 Fisk MO STLSMOWQDS2  520   2024-11-14   
235-888 A Freeburg MO JFCYMOXAXHX  521   2024-11-14   
235-888 0 Freeburg MO JFCYMOXAXHX  521   2024-11-14   

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 >>

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.