USA Phone Code Guide
USA Phone
Code Guide

Phone prefix +1 (671) 400-XXXX

Phone prefix: +1671400
This prefix is distributed within the state Guam
The largest city within this prefix is Agana Heights, GU
District: Not defined
The largest organization: Pacific Data Systems
Phone numbers of the state Guam
Time Zone: Chamorro
Winter time: UTC+10
Summer time: UTC+11
The largest city within the prefix of +1 (671) 400-XXXX numbers is shown below Agana Heights, GU.

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