Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 712 [Rate centres in NPA 712] [Dial plan for NPA 712]

NXX: 381

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-381 A Rock Rapids IA SXCYIA78X9X  6529 T-MOBILE USA, INC. 630      
712-381 0 Rock Rapids IA SXCYIA78X9X  6529 T-MOBILE USA, INC. 630   2018-05-06   
712-381 3 Rock Rapids IA SXCYIA78X9X  5562 METROPCS, INC. 630   2018-07-11   
712-381 7 Rock Rapids IA SXCYIA78X1X  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 630   2024-01-06   
712-381 8 Rock Rapids IA SXCYIA78X9X  6529 T-MOBILE USA, INC. 630   2018-04-23   
712-381 9 Rock Rapids IA SXCYIA78X9X  6529 T-MOBILE USA, INC. 630   2018-04-23   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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