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: 561 [Rate centres in NPA 561] [Dial plan for NPA 561]

NXX: 948

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
561-948 A Boca Raton FL MIATFLADDS2  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 46018      
561-948 0 Boca Raton FL MIATFLADDS2  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 46018      
561-948 1 Boca Raton FL MIATFLADDS2  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 46018      
561-948 2 Boca Raton FL MIATFLADDS2  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 46018      
561-948 3 Boca Raton FL MIATFLADDS2  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 46018      
561-948 4 Boca Raton FL MIATFLADDS2  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 46018      
561-948 5 Boca Raton FL MIATFLADDS2  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 46018      
561-948 6 Boca Raton FL MIATFLADDS2  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 46018      
561-948 7 Boca Raton FL MIAMFL98XAX  8692 US LEC OF FLORIDA, INC. 46018      
561-948 8 Boca Raton FL   4802 LEVEL 3 COMMUNICATIONS, LLC - FL 46018      
561-948 9 Boca Raton FL FTLFFLJD0MD  7635 LEVEL 3 TELECOM OF FLORIDA, LP - FL 46018      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.