The Trump campaign is urging unity amid the devastation from Hurricane Harvey and calling for Americans to donate to relief efforts in Texas and Louisiana.

"The campaign wants to encourage all Americans to unite in this tragic moment as a nation to help our fellow Americans in need," it said in a statement on Tuesday.

The call comes as President Trump Donald John TrumpBubba Wallace to be driver of Michael Jordan, Denny Hamlin NASCAR team Graham: GOP will confirm Trump's Supreme Court nominee before the election Southwest Airlines, unions call for six-month extension of government aid MORE heads to southern Texas to survey the damage from the historic storm. The president will visit the Corpus Christi area — one of the places hardest hit by hurricane — as well as Austin.

The Trump campaign is encouraging people to donate to the American Red Cross, the Salvation Army and the United Way, among other organizations:

American Red Cross – www.redcross.org; 800-RED-CROSS; or text the word HARVEY to 90999 to make a $10 donation.

The Salvation Army – www.helpsalvationarmy.org; or 800-SAL-ARMY

The United Way - www.uwtexas.org/hurricane-harvey; or text UWFLOOD to 41444

The SPCA of Texas - https://www.spca.org/

The SPCA of Louisiana - https://www.la-spca.org/

The Houston Humane Society - http://www.houstonhumane.org/

The Louisiana Humane Society - http://news.humanela.org/

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“This is a time to come together as a nation to support those in need in the wake of this disaster and the unprecedented flooding they are experiencing in the greater Houston and coastal Texas region," Lara Trump Lara Lea TrumpHillicon Valley: Democrats demand answers over Russian interference bulletin | Google Cloud wins defense contract for cancer research | Cyberattack disrupts virtual classes Lara Trump campaigns with far-right activist candidate Laura Loomer in Florida Sunday shows - Democrats target Trump as violence flares MORE, the wife of the president's son Eric Trump Eric Frederick TrumpMelania Trump: Ginsburg's 'spirit will live on in all she has inspired' Bipartisan praise pours in after Ginsburg's death Eric Trump says he will comply with New York AG's subpoena only after Election Day MORE and a senior adviser to the Trump campaign, said in a statement.

"Americans are at their finest when our friends and neighbors are in need – and the need in Texas is great and will continue to be for a long time. Anyone who is able to support relief efforts should donate if they can," she added.