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.

Switch: TRCYMIMNDS1

Remotes:

Switch Switch name Switch type
BELHMIMNRSA  BEULAH  RSC 
CHVXMIMNRS0  CHARLEVOIX  RSC 
FFLKMIMNRSA  FIFE LAKE  RSC 
FRFTMIMNRSA  FRANKFORT  RSC 
GRWNMIMNRS0  GRAWN  RSC 
LKLLMIMNRSA  LAKE LEELANAU  RSC 
MNCLMIMNRSA  MANCELONA  RSC 
NPRTMIMNRSA  NORTHPORT  RSC 
WLBGMIWBRSA  WILLIAMSBURG  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
231-213 A Traverse City MI 9323 MICHIGAN BELL TEL CO 348      
231-213 0 Traverse City MI 9323 MICHIGAN BELL TEL CO 348   2015-04-25   
231-213 1 Traverse City MI 9323 MICHIGAN BELL TEL CO 348   2015-04-25   
231-213 2 Traverse City MI 9323 MICHIGAN BELL TEL CO 348   2015-04-25   
231-213 3 Traverse City MI 9323 MICHIGAN BELL TEL CO 348   2015-04-25   
231-213 4 Traverse City MI 9323 MICHIGAN BELL TEL CO 348   2015-04-25   
231-213 5 Traverse City MI 9323 MICHIGAN BELL TEL CO 348   2015-04-25   
231-213 6 Traverse City MI 9323 MICHIGAN BELL TEL CO 348   2015-04-25   
231-213 7 Traverse City MI 9323 MICHIGAN BELL TEL CO 348   2015-04-25   
231-213 8 Traverse City MI 9323 MICHIGAN BELL TEL CO 348   2015-04-25   
231-213 9 Traverse City MI 9323 MICHIGAN BELL TEL CO 348   2015-04-25   
231-392 0 Traverse City MI 9323 MICHIGAN BELL TEL CO 348   2004-03-25   
231-392 7 Traverse City MI 9323 MICHIGAN BELL TEL CO 348   2004-03-12   
231-392 8 Traverse City MI 9323 MICHIGAN BELL TEL CO 348   2004-03-12   
231-534 6 Traverse City MI 9323 MICHIGAN BELL TEL CO 348   2004-05-26   
231-534 7 Traverse City MI 9323 MICHIGAN BELL TEL CO 348   2004-05-26   
231-534 8 Traverse City MI 9323 MICHIGAN BELL TEL CO 348   2004-11-01   
231-890 A Traverse City MI 9323 MICHIGAN BELL TEL CO 348      
231-922 A Traverse City MI 9323 MICHIGAN BELL TEL CO 348      
231-929 A Traverse City MI 9323 MICHIGAN BELL TEL CO 348      
231-932 A Traverse City MI 9323 MICHIGAN BELL TEL CO 348      
231-933 A Traverse City MI 9323 MICHIGAN BELL TEL CO 348      
231-935 A Traverse City MI 9323 MICHIGAN BELL TEL CO 348      
231-941 A Traverse City MI 9323 MICHIGAN BELL TEL CO 348      
231-946 A Traverse City MI 9323 MICHIGAN BELL TEL CO 348      
231-947 A Traverse City MI 9323 MICHIGAN BELL TEL CO 348      
231-995 A Traverse City MI 9323 MICHIGAN BELL TEL CO 348      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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