This code will fetch user phone number from contact card as well as accounts

FetchUserPhoneNumber.java

private ArrayList<String> getOwnerPhone() {
        ArrayList<String> numbers = new ArrayList<>();
        getPhoneFromContacts(numbers);
        getPhoneFromProfile(numbers);
        return numbers;
    }

    private void getPhoneFromContacts(ArrayList<String> numbers) {
        final AccountManager manager = AccountManager.get(this);
        final Account[] accounts = manager.getAccountsByType("com.google");
        String accountName, id, number;

        if (accounts[0].name != null) {
            accountName = accounts[0].name;

            ContentResolver cr = getContentResolver();
            Cursor emailCur = cr.query(
                    ContactsContract.CommonDataKinds.Email.CONTENT_URI, null,
                    ContactsContract.CommonDataKinds.Email.DATA + " = ?",
                    new String[]{accountName}, null);
            if (emailCur != null) {
                if (emailCur.moveToFirst()) {
                    do {
                        id = emailCur
                                .getString(emailCur
                                        .getColumnIndex(ContactsContract.CommonDataKinds.Email.CONTACT_ID));

                        if (id != null) {

                            Cursor pCur = cr.query(
                                    ContactsContract.CommonDataKinds.Phone.CONTENT_URI,
                                    null, ContactsContract.CommonDataKinds.Phone.CONTACT_ID
                                            + " = ?", new String[]{id}, null);
                            if (pCur != null) {
                                while (pCur.moveToNext()) {
                                    number = pCur
                                            .getString(pCur
                                                    .getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));
                                    // this will check and format phone number                    
                                    number = Utilities.getReadablePhoneNumber(number);
                                    if (number != null && !numbers.contains(number)) {
                                        numbers.add(number);
                                    }
                                }
                                pCur.close();
                            }
                        }
                    } while (emailCur.moveToNext());
                }

                emailCur.close();
            }
        }
    }

    private void getPhoneFromProfile(ArrayList<String> numbers) {
        final ContentResolver content = getContentResolver();
        final Cursor cursor = content.query(
                Uri.withAppendedPath(
                        ContactsContract.Profile.CONTENT_URI,
                        ContactsContract.Contacts.Data.CONTENT_DIRECTORY),
                new String[]{ContactsContract.CommonDataKinds.Phone.NUMBER},
                ContactsContract.Contacts.Data.MIMETYPE + "=?",
                new String[]{ContactsContract.CommonDataKinds.Phone.CONTENT_ITEM_TYPE},
                null
        );

        String number;
        if (cursor != null) {
            String[] columns = cursor.getColumnNames();
            while (cursor.moveToNext()) {
                for (String column : columns) {
                    number = cursor.getString(cursor.getColumnIndex(column));
                    //check and format phone number
                    number = Utilities.getReadablePhoneNumber(number);
                    if (number != null && !numbers.contains(number)) {
                        numbers.add(number);
                    }
                }
            }
            cursor.close();
        }
    }
    
    //permissions in manifest file
    <uses-permission android:name="android.permission.READ_PROFILE" />
    <uses-permission android:name="android.permission.READ_CONTACTS" />