Local Calling Guide

Rate centre information

Search by rate centre (exchange) name, region, area code, LATA. Enter full or partial name. Use official postal abbreviations for province/state/territory.

Hermosa, SD [Prefix detail]

LATA: 640 SOUTH DAKOTA

LIR:

V: 06568 H: 05882

ILEC: 1660 FORT RANDALL TELCO DBA MT RUSHMORE TELEPHONE CO

Includes all or part of:

NPA 605:

255

See all [Local Prefixes]

Local calling TO 3 exchanges: [Reverse direction]

Rate centrePlan typeCall typeMonthly limit (minutes)NoteEffective date
Hill City, SD     
Keystone, SD     
Rapid City, SD     

Last updated: Tue, 24 Jan 2023 03:01:57 UTC

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