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: 321 [Rate centres in NPA 321] [Dial plan for NPA 321]

NXX: 541

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
321-541 A Melbourne FL   829J PAETEC ITEL, LLC 45806   2025-01-21   
321-541 0 Melbourne FL ORLDFLMA68Z  982E BANDWIDTH.COM CLEC, LLC - FL 45806      
321-541 1 Melbourne FL   829J PAETEC ITEL, LLC 45806      
321-541 2 Melbourne FL   829J PAETEC ITEL, LLC 45806      
321-541 3 Melbourne FL ORLFFL051MD  899D METROPCS NETWORKS, LLC 45806      
321-541 4 Melbourne FL ORLDFL60DS1  937C ONVOY, LLC - FL 45806      
321-541 5 Melbourne FL LKMRFL16G04  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 45806      
321-541 6 Melbourne FL ORLDFLMA65Z  594D YMAX COMMUNICATIONS CORP. - FL 45806      
321-541 7 Melbourne FL ORLDFLMA65Z  594D YMAX COMMUNICATIONS CORP. - FL 45806      
321-541 8 Melbourne FL ORLDFLMA65Z  594D YMAX COMMUNICATIONS CORP. - FL 45806      
321-541 9 Melbourne FL ORLDFLMA68Z  982E BANDWIDTH.COM CLEC, LLC - FL 45806      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.