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.

Springfield, OH

1 2 3 4 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
326-205 A   939H COMMIO, LLC 328   2024-05-09   
326-205 0   939H COMMIO, LLC 328      
326-205 1   939H COMMIO, LLC 328      
326-205 2   939H COMMIO, LLC 328      
326-205 3   624H ONVOY SPECTRUM, LLC 328      
326-205 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
326-205 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
326-205 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
326-205 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
326-205 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
326-205 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
326-216 A HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
326-216 0 DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328      
326-216 1   6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328      
326-216 4   464C ONVOY, LLC - OH 328      
326-216 5   464C ONVOY, LLC - OH 328      
326-216 6   464C ONVOY, LLC - OH 328      
326-216 7   515J IP HORIZON LLC 328      
326-216 8 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
326-216 9 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
326-231 A   464C ONVOY, LLC - OH 328   2024-08-05   
326-231 0   464C ONVOY, LLC - OH 328      
326-231 8   6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328      
326-231 9   6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328      
937-206 A DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328      
937-207 A DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328      
937-215 A HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
937-244 A HRTPOHBLGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
937-244 0 HRTPOHBLGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
937-244 1 HRTPOHBLGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
937-244 2 HRTPOHBLGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
937-244 3 HRTPOHBLGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
937-244 4 HRTPOHBLGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
937-244 5 HRTPOHBLGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
937-244 6 HRTPOHBLGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
937-244 7 HRTPOHBLGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
937-244 8 HRTPOHBLGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
937-244 9 HRTPOHBLGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
937-284 A DYTNOH22XXX  7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 328      
937-284 0 DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328      
937-284 1 DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328      
937-284 2 DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328      
937-284 3 DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328      
937-284 4 DYTNOHKT2MD  073H TELNYX LLC 328      
937-284 5 DYTNOHKT3MD  939H COMMIO, LLC 328      
937-284 6 DYTNOHKT3MD  939H COMMIO, LLC 328      
937-284 7 DYTNOH22XXX  7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 328      
937-284 8 DYTNOH22XXX  7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 328      
937-284 9 DYTNOHKT3MD  939H COMMIO, LLC 328      
937-322 A SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-323 A SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-324 A SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-325 A SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-327 A SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-327 0 SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-327 1 SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-327 2 SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-327 3 SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-327 4 SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-327 5 SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-327 6 SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-327 7 SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-327 8 DYTNOH22XTY  6529 T-MOBILE USA, INC. 328      
937-327 9 SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-328 A SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-342 A SPFDOH3939C  9321 OHIO BELL TEL CO 328      
937-342 0 SPFDOH3939C  9321 OHIO BELL TEL CO 328      
937-342 1 SPFDOH3939C  9321 OHIO BELL TEL CO 328      
937-342 2 DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328      
937-342 3 DYTNOH22X6Y  001F BANDWIDTH.COM CLEC, LLC - OH 328      
937-342 4 SPFDOH3939C  9321 OHIO BELL TEL CO 328      
937-342 5 SPFDOH3939C  9321 OHIO BELL TEL CO 328      
937-342 6 DYTNOH22XTY  6529 T-MOBILE USA, INC. 328      
937-342 7 SPFDOH3939C  9321 OHIO BELL TEL CO 328      
937-342 8 SPFDOH3939C  9321 OHIO BELL TEL CO 328      
937-342 9 SPFDOH3939C  9321 OHIO BELL TEL CO 328      
937-346 A   829J PAETEC ITEL, LLC 328      
937-346 0   829J PAETEC ITEL, LLC 328      
937-346 1 DYTNOHKT3MD  939H COMMIO, LLC 328      
937-346 2 DYTNOH22XXX  7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 328      
937-346 3 DYTNOH22XXX  7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 328      
937-346 4 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
937-346 5 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
937-346 6 DYTNOH22XTY  6529 T-MOBILE USA, INC. 328      
937-346 7 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
937-346 8 DYTNOH22X6Y  001F BANDWIDTH.COM CLEC, LLC - OH 328      
937-346 9 DYTNOHKT3MD  939H COMMIO, LLC 328      
937-360 A   6529 T-MOBILE USA, INC. 328      
937-360 0 DYTNOH22XTY  6529 T-MOBILE USA, INC. 328      
937-360 1 DYTNOH22XTY  6529 T-MOBILE USA, INC. 328      
937-360 2 DYTNOH22XXX  7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 328      
937-360 3 DYTNOH22XTY  6529 T-MOBILE USA, INC. 328      
937-360 4 DYTNOH22XTY  6529 T-MOBILE USA, INC. 328      
937-360 5 DYTNOH22XTY  6529 T-MOBILE USA, INC. 328      
937-360 6 DYTNOH22XTY  6529 T-MOBILE USA, INC. 328      
937-360 7 DYTNOH22XTY  6529 T-MOBILE USA, INC. 328      
937-360 8 DYTNOH22XTY  6529 T-MOBILE USA, INC. 328      
937-360 9   5562 METROPCS, INC. 328      
937-390 A SPFDOH3939C  9321 OHIO BELL TEL CO 328      
937-398 A   829J PAETEC ITEL, LLC 328      

1 2 3 4 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.