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.

NPA: 207 [Rate centres in NPA 207] [Dial plan for NPA 207]

NXX: 517

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
207-517 A Portland ME   382D LEVEL 3 COMMUNICATIONS, LLC - ME 120      
207-517 0 Portland ME   382D LEVEL 3 COMMUNICATIONS, LLC - ME 120      
207-517 1 Portland ME   454F ONVOY, LLC - ME 120      
207-517 2 Portland ME PTLDMEFOX6Z  382D LEVEL 3 COMMUNICATIONS, LLC - ME 120      
207-517 3 Portland ME PTLDMEFOX7Z  512F FREEDOM RING COMMUNICATIONS, LLC - ME 120      
207-517 4 Portland ME PTLDMEFOX6Z  382D LEVEL 3 COMMUNICATIONS, LLC - ME 120      
207-517 5 Portland ME   382D LEVEL 3 COMMUNICATIONS, LLC - ME 120      
207-517 6 Portland ME PTLDMEFOX6Z  382D LEVEL 3 COMMUNICATIONS, LLC - ME 120      
207-517 7 Portland ME   382D LEVEL 3 COMMUNICATIONS, LLC - ME 120      
207-517 8 Portland ME PTLDMEFOXZY  038F PAETEC COMMUNICATIONS, INC. - ME 120      
207-517 9 Portland ME   382D LEVEL 3 COMMUNICATIONS, LLC - ME 120      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.