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Mocomi & Anibrain Digital Technologies

Mocomi: List of Us States and Capitals

For Students 2nd - 8th
Provides a list of 50 US states along with full names in alphabetical order with abbreviations, capitals, and respective population.
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United States Postal Service

For Students 9th - 10th
As an independent agency of the government, the United States Postal Service homepage offers information on zip codes, address change, stamps, online billing, and variety of other topics.