Generate contacts with uk phone numbers

contacts.m

@import AddressBook;

- (void)removeContactWithName:(NSString *)name {
    NSString *searchName = name;
    ABAddressBookRef addressbook = ABAddressBookCreate();
    CFStringRef nameRef = (__bridge CFStringRef) searchName;
    CFArrayRef  allSearchRecords = ABAddressBookCopyPeopleWithName(addressbook, nameRef);
    [self removeContactWithRecordsList:allSearchRecords];
}

-(void) removeContactWithRecordsList:(CFArrayRef) selectedRecords_ {
    ABAddressBookRef addressbook = ABAddressBookCreate();
    if (selectedRecords_ != NULL)
    {
        long count = CFArrayGetCount(selectedRecords_);
        for (long i = 0; i < count; ++i)
        {
            ABRecordRef contact = CFArrayGetValueAtIndex(selectedRecords_, i);
            ABAddressBookRemoveRecord(addressbook, contact, nil);
        }
    }
    ABAddressBookSave(addressbook, nil);
    CFRelease(addressbook);
}

- (void)addContacts {
    NSArray *numbers = @[@4,@5,@6,@7,@8,@9];
    CFErrorRef error = NULL;
    ABAddressBookRef iPhoneAddressBook = ABAddressBookCreateWithOptions(NULL, NULL);
    if (error != NULL)
    {
        CFStringRef errorDesc = CFErrorCopyDescription(error);
        NSLog(@"Contact not saved: %@", errorDesc);
        CFRelease(errorDesc);
    }

    for (int i = 0; i < 10000; i++) {
        NSString *name = [NSString stringWithFormat:@"Яя-Револют%d", i];
        NSString *phoneNumber = [NSString stringWithFormat:@"07%d%d", [numbers[arc4random()%numbers.count] intValue], arc4random()%100000000];
        ABRecordRef newPerson = ABPersonCreate();
        
        ABRecordSetValue(newPerson, kABPersonFirstNameProperty, (__bridge CFTypeRef)(name), &error);
        
        ABMutableMultiValueRef multiPhone =     ABMultiValueCreateMutable(kABMultiStringPropertyType);
        ABMultiValueAddValueAndLabel(multiPhone, (__bridge CFTypeRef)(phoneNumber), kABPersonPhoneMainLabel, NULL);
        ABRecordSetValue(newPerson, kABPersonPhoneProperty, multiPhone,nil);
        CFRelease(multiPhone);
        // ...
        // Set other properties
        // ...
        ABAddressBookAddRecord(iPhoneAddressBook, newPerson, &error);
        CFRelease(newPerson);
    }
    ABAddressBookSave(iPhoneAddressBook, &error);
    CFRelease(iPhoneAddressBook);
}

- (void)removeContacts {
    [self removeContactWithName:@"Яя-Револют"];
}