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: 810 [Rate centres in NPA 810] [Dial plan for NPA 810]

NXX: 643

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
810-643 A Marine City MI   829J PAETEC ITEL, LLC 340      
810-643 0 Marine City MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
810-643 1 Marine City MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
810-643 2 Marine City MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
810-643 3 Marine City MI LIVNMIUX0MD  5562 METROPCS, INC. 340      
810-643 4 Marine City MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-643 5 Marine City MI   829J PAETEC ITEL, LLC 340      
810-643 6 Marine City MI LIVNMIUX0MD  5562 METROPCS, INC. 340      
810-643 7 Marine City MI   279B CLEAR RATE COMMUNICATIONS, INC. - MI 340      
810-643 8 Marine City MI DTRTMIBASMD  516C AT&T CORP. 340      
810-643 9 Marine City MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.