You can try the below custom module and modify it according to your requirement.
app/code/Anshu/CustomerAddress/registration.php
<?php
\Magento\Framework\Component\ComponentRegistrar::register(
\Magento\Framework\Component\ComponentRegistrar::MODULE,
'Anshu_CustomerAddress',
__DIR__
);
app/code/Anshu/CustomerAddress/etc/module.xml
<?xml version="1.0"?>
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:noNamespaceSchemaLocation="urn:magento:framework:Module/etc/module.xsd">
<module name="Anshu_CustomerAddress" setup_version="1.0.0">
<sequence>
<module name="Magento_Customer"/>
</sequence>
</module>
</config>
app/code/Anshu/CustomerAddress/view/frontend/layout/customer_address_form.xml
<?xml version="1.0"?>
<page xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:noNamespaceSchemaLocation="urn:magento:framework:View/Layout/etc/page_configuration.xsd">
<body>
<referenceBlock name="customer_address_edit" template="Anshu_CustomerAddress::address/edit.phtml" />
</body>
</page>
app/code/Anshu/CustomerAddress/view/frontend/templates/address/edit.phtml
<?php
/** @var \Magento\Customer\Block\Address\Edit $block */
/** @var \Magento\Customer\ViewModel\Address $viewModel */
/** @var \Magento\Framework\Escaper $escaper */
/** @var \Magento\Framework\View\Helper\SecureHtmlRenderer $secureRenderer */
$viewModel = $block->getViewModel();
?>
<?php $_company = $block->getLayout()->createBlock(\Magento\Customer\Block\Widget\Company::class) ?>
<?php $_telephone = $block->getLayout()->createBlock(\Magento\Customer\Block\Widget\Telephone::class) ?>
<?php $_fax = $block->getLayout()->createBlock(\Magento\Customer\Block\Widget\Fax::class) ?>
<?php $_country_id = $block->getAttributeData()->getFrontendLabel('country_id'); ?>
<?php $_street = $block->getAttributeData()->getFrontendLabel('street'); ?>
<?php $_city = $block->getAttributeData()->getFrontendLabel('city'); ?>
<?php $_region = $block->getAttributeData()->getFrontendLabel('region'); ?>
<?php $_selectRegion = 'Please select a region, state or province.'; ?>
<?php $_displayAll = $block->getConfig('general/region/display_all'); ?>
<?php $_vatidValidationClass = $viewModel->addressGetAttributeValidationClass('vat_id'); ?>
<?php $_cityValidationClass = $viewModel->addressGetAttributeValidationClass('city'); ?>
<?php $_postcodeValidationClass_value = $viewModel->addressGetAttributeValidationClass('postcode'); ?>
<?php $_postcodeValidationClass = $_postcodeValidationClass_value; ?>
<?php $_streetValidationClass = $viewModel->addressGetAttributeValidationClass('street'); ?>
<?php $_streetValidationClassNotRequired = trim(str_replace('required-entry', '', $_streetValidationClass)); ?>
<?php $_regionValidationClass = $viewModel->addressGetAttributeValidationClass('region'); ?>
<form class="form-address-edit"
action="<?= $escaper->escapeUrl($block->getSaveUrl()) ?>"
method="post"
id="form-validate"
enctype="multipart/form-data"
data-hasrequired="<?= $escaper->escapeHtmlAttr(__('* Required Fields')) ?>">
<fieldset class="fieldset">
<legend class="legend"><span><?= $escaper->escapeHtml(__('Contact Information')) ?></span></legend><br>
<?= $block->getBlockHtml('formkey') ?>
<input type="hidden" name="success_url" value="<?= $escaper->escapeUrl($block->getSuccessUrl()) ?>">
<input type="hidden" name="error_url" value="<?= $escaper->escapeUrl($block->getErrorUrl()) ?>">
<?= $block->getNameBlockHtml() ?>
<?php if ($_company->isEnabled()): ?>
<?= $_company->setCompany($block->getAddress()->getCompany())->toHtml() ?>
<?php endif ?>
<?php if ($_telephone->isEnabled()): ?>
<?= $_telephone->setTelephone($block->getAddress()->getTelephone())->toHtml() ?>
<?php endif ?>
<?php if ($_fax->isEnabled()): ?>
<?= $_fax->setFax($block->getAddress()->getFax())->toHtml() ?>
<?php endif ?>
</fieldset>
<fieldset class="fieldset">
<legend class="legend"><span><?= $escaper->escapeHtml(__('Address')) ?></span></legend><br>
<div class="field street required">
<label for="street_1" class="label"><span><?= /* @noEscape */ $_street ?></span></label>
<div class="control">
<div class="field primary">
<label for="street_1" class="label">
<span>
<?= $escaper->escapeHtml(__('Street Address: Line %1', 1)) ?>
</span>
</label>
</div>
<input type="text"
name="street[]"
value="<?= $escaper->escapeHtmlAttr($block->getStreetLine(1)) ?>"
title="<?= /* @noEscape */ $_street ?>"
id="street_1"
class="input-text <?= $escaper->escapeHtmlAttr($_streetValidationClass) ?>"/>
<div class="nested">
<?php for ($_i = 1, $_n = $viewModel->addressGetStreetLines(); $_i < $_n; $_i++): ?>
<div class="field additional">
<label class="label" for="street_<?= /* @noEscape */ $_i + 1 ?>">
<span><?= $escaper->escapeHtml(__('Street Address: Line %1', $_i + 1)) ?></span>
</label>
<div class="control">
<input type="text" name="street[]"
value="<?= $escaper->escapeHtmlAttr($block->getStreetLine($_i + 1)) ?>"
title="<?= $escaper->escapeHtmlAttr(__('Street Address %1', $_i + 1)) ?>"
id="street_<?= /* @noEscape */ $_i + 1 ?>"
class="input-text
<?= $escaper->escapeHtmlAttr($_streetValidationClassNotRequired) ?>">
</div>
</div>
<?php endfor; ?>
</div>
</div>
</div>
<?php if ($viewModel->addressIsVatAttributeVisible()): ?>
<div class="field taxvat">
<label class="label" for="vat_id">
<span><?= /* @noEscape */ $block->getAttributeData()->getFrontendLabel('vat_id') ?></span>
</label>
<div class="control">
<input type="text"
name="vat_id"
value="<?= $escaper->escapeHtmlAttr($block->getAddress()->getVatId()) ?>"
title="<?= /* @noEscape */ $block->getAttributeData()->getFrontendLabel('vat_id') ?>"
class="input-text <?= $escaper->escapeHtmlAttr($_vatidValidationClass) ?>"
id="vat_id">
</div>
</div>
<?php endif; ?>
<div class="field country required">
<label class="label" for="country">
<span><?= /* @noEscape */ $block->getAttributeData()->getFrontendLabel('country_id') ?></span>
</label>
<div class="control">
<?= $block->getCountryHtmlSelect() ?>
</div>
</div>
<div class="field region required">
<label class="label" for="region_id">
<span><?= /* @noEscape */ $_region ?></span>
</label>
<div class="control">
<select id="region_id" name="region_id"
title="<?= /* @noEscape */ $_region ?>"
class="validate-select region_id"
<?= /* @noEscape */ !$_displayAll ? ' disabled="disabled"' : '' ?>>
<option value=""><?= $escaper->escapeHtml(__($_selectRegion)) ?></option>
</select>
<input type="text"
id="region"
name="region"
value="<?= $escaper->escapeHtmlAttr($block->getRegion()) ?>"
title="<?= /* @noEscape */ $_region ?>"
class="input-text validate-not-number-first
<?= $escaper->escapeHtmlAttr($_regionValidationClass) ?>"
<?= !$_displayAll ? ' disabled="disabled"' : '' ?>/>
</div>
</div>
<div class="field zip required">
<label class="label" for="zip">
<span><?= /* @noEscape */ $block->getAttributeData()->getFrontendLabel('postcode') ?></span>
</label>
<div class="control">
<input type="text"
name="postcode"
value="<?= $escaper->escapeHtmlAttr($block->getAddress()->getPostcode()) ?>"
title="<?= /* @noEscape */ $block->getAttributeData()->getFrontendLabel('postcode') ?>"
id="zip"
class="input-text validate-zip-international
<?= $escaper->escapeHtmlAttr($_postcodeValidationClass) ?>">
<div role="alert" class="message warning">
<span></span>
</div>
<?= /* @noEscape */ $secureRenderer->renderStyleAsTag("display: none;", 'div.message.warning') ?>
</div>
</div>
<div class="field city required">
<label class="label" for="city">
<span><?= /* @noEscape */ $block->getAttributeData()->getFrontendLabel('city') ?></span>
</label>
<div class="control">
<input type="text"
name="city"
value="<?= $escaper->escapeHtmlAttr($block->getAddress()->getCity()) ?>"
title="<?= $escaper->escapeHtmlAttr(__('City')) ?>"
class="input-text <?= $escaper->escapeHtmlAttr($_cityValidationClass) ?>"
id="city">
</div>
</div>
<?php if ($block->isDefaultBilling()): ?>
<div class="message info">
<span><?= $escaper->escapeHtml(__("It's a default billing address.")) ?></span>
</div>
<?php elseif ($block->canSetAsDefaultBilling()): ?>
<div class="field choice set billing">
<input type="checkbox" id="primary_billing" name="default_billing" value="1" class="checkbox">
<label class="label" for="primary_billing">
<span><?= $escaper->escapeHtml(__('Use as my default billing address')) ?></span>
</label>
</div>
<?php else: ?>
<input type="hidden" name="default_billing" value="1" />
<?php endif; ?>
<?php if ($block->isDefaultShipping()): ?>
<div class="message info">
<span><?= $escaper->escapeHtml(__("It's a default shipping address.")) ?></span>
</div>
<?php elseif ($block->canSetAsDefaultShipping()): ?>
<div class="field choice set shipping">
<input type="checkbox" id="primary_shipping" name="default_shipping" value="1" class="checkbox">
<label class="label" for="primary_shipping">
<span><?= $escaper->escapeHtml(__('Use as my default shipping address')) ?></span>
</label>
</div>
<?php else: ?>
<input type="hidden" name="default_shipping" value="1">
<?php endif; ?>
</fieldset>
<div class="actions-toolbar">
<div class="primary">
<button type="submit"
class="action save primary"
data-action="save-address"
title="<?= $escaper->escapeHtmlAttr(__('Save Address')) ?>">
<span><?= $escaper->escapeHtml(__('Save Address')) ?></span>
</button>
</div>
<div class="secondary">
<a class="action back" href="<?= $escaper->escapeUrl($block->getBackUrl()) ?>">
<span><?= $escaper->escapeHtml(__('Go back')) ?></span>
</a>
</div>
</div>
</form>
<script type="text/x-magento-init">
{
"#form-validate": {
"addressValidation": {
"postCodes": <?= /* @noEscape */ $block->getPostCodeConfig()->getSerializedPostCodes() ?>
}
},
"#country": {
"regionUpdater": {
"optionalRegionAllowed": <?= /* @noEscape */ $_displayAll ? 'true' : 'false' ?>,
"regionListId": "#region_id",
"regionInputId": "#region",
"postcodeId": "#zip",
"form": "#form-validate",
"regionJson": <?= /* @noEscape */ $viewModel->dataGetRegionJson() ?>,
"defaultRegion": "<?= (int) $block->getRegionId() ?>",
"countriesWithOptionalZip": <?= /* @noEscape */ $viewModel->dataGetCountriesWithOptionalZip(true) ?>
}
}
}
</script>
Here, In my custom module Anshu_CustomerAddress, I have created the layout file and overridden the phtml file to make the desired changes.