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.

Dayton, 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 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
326-202 A HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
326-202 0 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-08-21   
326-202 1 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-08-21   
326-202 2 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-08-21   
326-202 3 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-08-21   
326-202 4 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-08-21   
326-202 5 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-08-21   
326-202 6 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-08-21   
326-202 7 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-08-21   
326-202 8 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-08-21   
326-202 9 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-08-21   
326-203 A DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328      
326-203 0 DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2024-11-13   
326-203 1 DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2021-12-03   
326-203 2 DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2021-12-03   
326-203 3 DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2021-12-03   
326-203 4 DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2021-12-03   
326-203 5 DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2021-12-03   
326-203 6 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-10-15   
326-203 7 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-10-15   
326-203 8 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-10-15   
326-203 9 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2021-10-15   
326-204 A DYTNOHKTFMD  490J BOOST SUBSCRIBERCO L.L.C. 328      
326-204 0 DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2022-09-25   
326-204 1 DYTNOH22XGY  464C ONVOY, LLC - OH 328   2023-08-10   
326-204 2 DYTNOHKT3MD  939H COMMIO, LLC 328   2024-03-30   
326-204 3 DYTNOHKT3MD  939H COMMIO, LLC 328   2024-03-30   
326-204 4 DYTNOHKT3MD  939H COMMIO, LLC 328   2024-03-30   
326-204 5 DYTNOHKT3MD  939H COMMIO, LLC 328   2024-03-30   
326-204 6 DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2025-01-01   
326-204 7   464C ONVOY, LLC - OH 328   2025-05-02   
326-204 8 DYTNOH22XGY  464C ONVOY, LLC - OH 328   2023-10-01   
326-204 9 DYTNOHKTFMD  490J BOOST SUBSCRIBERCO L.L.C. 328   2022-02-11   
326-207 A DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328      
326-207 0 DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2022-12-17   
326-207 1 DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2022-12-17   
326-207 2 DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2022-12-17   
326-207 3 DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2022-12-17   
326-207 4 DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2022-12-17   
326-207 5 DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2022-12-17   
326-207 6 DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2022-12-17   
326-207 7 DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2022-12-17   
326-207 8 DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2022-12-17   
326-207 9 DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2022-12-17   
326-212 A DYTNOH22XHZ  622J SKYE TELECOM LLC DBA SKYETEL 328      
326-212 0 DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2023-09-21   
326-212 1 DYTNOH22XHZ  622J SKYE TELECOM LLC DBA SKYETEL 328   2023-05-08   
326-212 2 DYTNOH22XGY  464C ONVOY, LLC - OH 328   2023-07-02   
326-212 3 DYTNOH22XGY  464C ONVOY, LLC - OH 328   2023-07-02   
326-212 4 DYTNOH22XGY  464C ONVOY, LLC - OH 328   2024-02-24   

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 >>

Last updated: Sat, 02 May 2026 12:20:53 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.